9040404 has 12 divisors (see below), whose sum is σ = 21094304. Its totient is φ = 3013464.

The previous prime is 9040399. The next prime is 9040411. The reversal of 9040404 is 4040409.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 376672 + ... + 376695.

Almost surely, 2^9040404 is an apocalyptic number.

It is an amenable number.

9040404 is an abundant number, since it is smaller than the sum of its proper divisors (12053900).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9040404 is a wasteful number, since it uses less digits than its factorization.

9040404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 753374 (or 753372 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 9040404 is about 3006.7264591246. The cubic root of 9040404 is about 208.3191906488.

The spelling of 9040404 in words is "nine million, forty thousand, four hundred four".