9040418 has 12 divisors (see below), whose sum is σ = 13904610. Its totient is φ = 4408320.

The previous prime is 9040417. The next prime is 9040429. The reversal of 9040418 is 8140409.

It can be written as a sum of positive squares in 3 ways, for example, as 877969 + 8162449 = 937^2 + 2857^2 .

It is a super-2 number, since 2×9040418² = 163458315229448, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (9040411) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2018 + ... + 4706.

Almost surely, 2^9040418 is an apocalyptic number.

9040418 is a deficient number, since it is larger than the sum of its proper divisors (4864192).

9040418 is a wasteful number, since it uses less digits than its factorization.

9040418 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2773 (or 2732 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 26.

The square root of 9040418 is about 3006.7287872371. The cubic root of 9040418 is about 208.3192981834.

Subtracting from 9040418 its reverse (8140409), we obtain a palindrome (900009).

The spelling of 9040418 in words is "nine million, forty thousand, four hundred eighteen".