904293128 has 16 divisors (see below), whose sum is σ = 1695900480. Its totient is φ = 452053008.

The previous prime is 904293107. The next prime is 904293149. The reversal of 904293128 is 821392409.

904293128 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (904293107) and next prime (904293149).

It is a super-2 number, since 2×904293128² = 1635492122696048768, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 904293091 and 904293100.

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, 46301 + ... + 62867.

It is an arithmetic number, because the mean of its divisors is an integer number (105993780).

Almost surely, 2^904293128 is an apocalyptic number.

It is an amenable number.

904293128 is a deficient number, since it is larger than the sum of its proper divisors (791607352).

904293128 is a wasteful number, since it uses less digits than its factorization.

904293128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23396 (or 23392 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 38.

The square root of 904293128 is about 30071.4670077800. The cubic root of 904293128 is about 967.0221239476.

The spelling of 904293128 in words is "nine hundred four million, two hundred ninety-three thousand, one hundred twenty-eight".