977089338 has 32 divisors (see below), whose sum is σ = 2206912320. Its totient is φ = 320356080.

The previous prime is 977089313. The next prime is 977089357. The reversal of 977089338 is 833980779.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 145020 + ... + 151607.

It is an arithmetic number, because the mean of its divisors is an integer number (68966010).

Almost surely, 2^977089338 is an apocalyptic number.

977089338 is an abundant number, since it is smaller than the sum of its proper divisors (1229822982).

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

977089338 is a wasteful number, since it uses less digits than its factorization.

977089338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 296699 (or 296693 counting only the distinct ones).

The product of its (nonzero) digits is 2286144, while the sum is 54.

The square root of 977089338 is about 31258.4282714279. The cubic root of 977089338 is about 992.3040367548.

The spelling of 977089338 in words is "nine hundred seventy-seven million, eighty-nine thousand, three hundred thirty-eight".