990692364 has 24 divisors (see below), whose sum is σ = 2350797120. Its totient is φ = 324633424.

The previous prime is 990692359. The next prime is 990692371. The reversal of 990692364 is 463296099.

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, 698934 + ... + 700349.

It is an arithmetic number, because the mean of its divisors is an integer number (97949880).

Almost surely, 2^990692364 is an apocalyptic number.

It is an amenable number.

990692364 is an abundant number, since it is smaller than the sum of its proper divisors (1360104756).

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

990692364 is a wasteful number, since it uses less digits than its factorization.

990692364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1399349 (or 1399347 counting only the distinct ones).

The product of its (nonzero) digits is 629856, while the sum is 48.

The square root of 990692364 is about 31475.2659083287. The cubic root of 990692364 is about 996.8877787941.

The spelling of 990692364 in words is "nine hundred ninety million, six hundred ninety-two thousand, three hundred sixty-four".