977752032 has 48 divisors (see below), whose sum is σ = 2599107840. Its totient is φ = 321789312.

The previous prime is 977752031. The next prime is 977752037. The reversal of 977752032 is 230257779.

It is a tau number, because it is divible by the number of its divisors (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (977752031) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 56878 + ... + 72045.

It is an arithmetic number, because the mean of its divisors is an integer number (54148080).

Almost surely, 2^977752032 is an apocalyptic number.

It is an amenable number.

977752032 is an abundant number, since it is smaller than the sum of its proper divisors (1621355808).

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

977752032 is a wasteful number, since it uses less digits than its factorization.

977752032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129015 (or 129007 counting only the distinct ones).

The product of its (nonzero) digits is 185220, while the sum is 42.

The square root of 977752032 is about 31269.0267197430. The cubic root of 977752032 is about 992.5283237586.

The spelling of 977752032 in words is "nine hundred seventy-seven million, seven hundred fifty-two thousand, thirty-two".