Here, Press Association Sport looks at some of the Belgium striker's key numbers.
85 - Premier League goals
186 - Premier League appearances
68 - Everton's Premier League scoring record, set last season.
11 - Number of days after signing a professional contract on his 16th birthday he made his debut for Anderlecht.
28 - Club-record fee in millions Everton paid to sign Lukaku from Chelsea in July 2014.
8 - In the 2015/16 campaign Lukaku became the first Everton player to score in eight consecutive matches since Dave Hickson in 1954.
31 - The time (in seconds) it took him to score Everton's fastest Premier League goal against Bournemouth in February.
25 - In 2015/16, Lukaku became the first Everton player since Gary Lineker in 1985/86 to score 25 goals in a single campaign.
25 - The most league goals Lukaku has scored in one season, achieved last term.
0 - Goals for Chelsea in 15 Premier League appearances.