990458304 has 56 divisors (see below), whose sum is σ = 2858828928. Its totient is φ = 300138240.

The previous prime is 990458297. The next prime is 990458321. The reversal of 990458304 is 403854099.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 232372 + ... + 236595.

Almost surely, 2^990458304 is an apocalyptic number.

It is an amenable number.

990458304 is an abundant number, since it is smaller than the sum of its proper divisors (1868370624).

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

990458304 is a wasteful number, since it uses less digits than its factorization.

990458304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 468993 (or 468983 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 42.

The square root of 990458304 is about 31471.5475310637. The cubic root of 990458304 is about 996.8092647030.

The spelling of 990458304 in words is "nine hundred ninety million, four hundred fifty-eight thousand, three hundred four".