929090988 has 72 divisors (see below), whose sum is σ = 2690175488. Its totient is φ = 264847968.

The previous prime is 929090977. The next prime is 929090993. The reversal of 929090988 is 889090929.

It is a super-2 number, since 2×929090988² = 1726420127965632288, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 112695 + ... + 120657.

Almost surely, 2^929090988 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 929090988, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1345087744).

929090988 is an abundant number, since it is smaller than the sum of its proper divisors (1761084500).

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

929090988 is a wasteful number, since it uses less digits than its factorization.

929090988 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8443 (or 8438 counting only the distinct ones).

The product of its (nonzero) digits is 839808, while the sum is 54.

The square root of 929090988 is about 30480.9938814337. The cubic root of 929090988 is about 975.7818801184.

The spelling of 929090988 in words is "nine hundred twenty-nine million, ninety thousand, nine hundred eighty-eight".