990896502 has 8 divisors (see below), whose sum is σ = 1981793016. Its totient is φ = 330298832.

The previous prime is 990896479. The next prime is 990896513. The reversal of 990896502 is 205698099.

It is a sphenic number, since it is the product of 3 distinct primes.

990896502 is an admirable number.

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, 82574703 + ... + 82574714.

It is an arithmetic number, because the mean of its divisors is an integer number (247724127).

Almost surely, 2^990896502 is an apocalyptic number.

990896502 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

990896502 is a wasteful number, since it uses less digits than its factorization.

990896502 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165149422.

The product of its (nonzero) digits is 349920, while the sum is 48.

The square root of 990896502 is about 31478.5085733108. The cubic root of 990896502 is about 996.9562456255.

The spelling of 990896502 in words is "nine hundred ninety million, eight hundred ninety-six thousand, five hundred two".