904246992 has 120 divisors (see below), whose sum is σ = 2813043168. Its totient is φ = 268819200.

The previous prime is 904246979. The next prime is 904247011. The reversal of 904246992 is 299642409.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 78567 + ... + 89337.

Almost surely, 2^904246992 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 904246992, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1406521584).

904246992 is an abundant number, since it is smaller than the sum of its proper divisors (1908796176).

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

904246992 is a wasteful number, since it uses less digits than its factorization.

904246992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10849 (or 10840 counting only the distinct ones).

The product of its (nonzero) digits is 279936, while the sum is 45.

The square root of 904246992 is about 30070.6998920876. The cubic root of 904246992 is about 967.0056782140.

The spelling of 904246992 in words is "nine hundred four million, two hundred forty-six thousand, nine hundred ninety-two".