792977640 has 128 divisors (see below), whose sum is σ = 2927957760. Its totient is φ = 167307264.

The previous prime is 792977639. The next prime is 792977659. The reversal of 792977640 is 46779297.

It is a happy number.

792977640 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 25389 + ... + 47228.

It is an arithmetic number, because the mean of its divisors is an integer number (22874670).

Almost surely, 2^792977640 is an apocalyptic number.

792977640 is a gapful number since it is divisible by the number (70) formed by its first and last digit.

It is an amenable number.

792977640 is an abundant number, since it is smaller than the sum of its proper divisors (2134980120).

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

792977640 is a wasteful number, since it uses less digits than its factorization.

792977640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72651 (or 72647 counting only the distinct ones).

The product of its (nonzero) digits is 1333584, while the sum is 51.

The square root of 792977640 is about 28159.8586644180. The cubic root of 792977640 is about 925.5935377431.

The spelling of 792977640 in words is "seven hundred ninety-two million, nine hundred seventy-seven thousand, six hundred forty".