904978372 has 12 divisors (see below), whose sum is σ = 1605407356. Its totient is φ = 446290560.

The previous prime is 904978369. The next prime is 904978423. The reversal of 904978372 is 273879409.

It can be written as a sum of positive squares in 2 ways, for example, as 344993476 + 559984896 = 18574^2 + 23664^2 .

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, 1549329 + ... + 1549912.

Almost surely, 2^904978372 is an apocalyptic number.

It is an amenable number.

904978372 is a deficient number, since it is larger than the sum of its proper divisors (700428984).

904978372 is a wasteful number, since it uses less digits than its factorization.

904978372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3099318 (or 3099316 counting only the distinct ones).

The product of its (nonzero) digits is 762048, while the sum is 49.

The square root of 904978372 is about 30082.8584413117. The cubic root of 904978372 is about 967.2663216091.

The spelling of 904978372 in words is "nine hundred four million, nine hundred seventy-eight thousand, three hundred seventy-two".