9019012 has 12 divisors (see below), whose sum is σ = 15855616. Its totient is φ = 4488840.

The previous prime is 9019007. The next prime is 9019019. The reversal of 9019012 is 2109109.

It is a super-2 number, since 2×9019012² = 162685154912288, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (9019019) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4164 + ... + 5947.

Almost surely, 2^9019012 is an apocalyptic number.

It is an amenable number.

9019012 is a deficient number, since it is larger than the sum of its proper divisors (6836604).

9019012 is a wasteful number, since it uses less digits than its factorization.

9019012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10338 (or 10336 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 22.

The square root of 9019012 is about 3003.1669950238. The cubic root of 9019012 is about 208.1547480076.

Subtracting from 9019012 its reverse (2109109), we obtain a triangular number (6909903 = T₃₇₁₇).

The spelling of 9019012 in words is "nine million, nineteen thousand, twelve".