977393088 has 112 divisors (see below), whose sum is σ = 3283874560. Its totient is φ = 279251712.

The previous prime is 977393071. The next prime is 977393089. The reversal of 977393088 is 880393779.

It is a tau number, because it is divible by the number of its divisors (112).

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (977393089) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28306 + ... + 52497.

Almost surely, 2^977393088 is an apocalyptic number.

It is an amenable number.

977393088 is an abundant number, since it is smaller than the sum of its proper divisors (2306481472).

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

977393088 is a wasteful number, since it uses less digits than its factorization.

977393088 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80831 (or 80815 counting only the distinct ones).

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

The square root of 977393088 is about 31263.2865834672. The cubic root of 977393088 is about 992.4068527108.

The spelling of 977393088 in words is "nine hundred seventy-seven million, three hundred ninety-three thousand, eighty-eight".