990930360 has 256 divisors, whose sum is σ = 3509775360. Its totient is φ = 219156480.

The previous prime is 990930307. The next prime is 990930373. The reversal of 990930360 is 63039099.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4252804 + ... + 4253036.

It is an arithmetic number, because the mean of its divisors is an integer number (13710060).

Almost surely, 2^990930360 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 990930360, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1754887680).

990930360 is an abundant number, since it is smaller than the sum of its proper divisors (2518845000).

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

990930360 is a wasteful number, since it uses less digits than its factorization.

990930360 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 398 (or 394 counting only the distinct ones).

The product of its (nonzero) digits is 39366, while the sum is 39.

The square root of 990930360 is about 31479.0463642087. The cubic root of 990930360 is about 996.9676005148.

The spelling of 990930360 in words is "nine hundred ninety million, nine hundred thirty thousand, three hundred sixty".