679824972 has 36 divisors (see below), whose sum is σ = 1725971520. Its totient is φ = 225616032.

The previous prime is 679824949. The next prime is 679825021. The reversal of 679824972 is 279428976.

679824972 is a `hidden beast` number, since 6 + 79 + 82 + 497 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 32988 + ... + 49475.

Almost surely, 2^679824972 is an apocalyptic number.

It is an amenable number.

679824972 is an abundant number, since it is smaller than the sum of its proper divisors (1046146548).

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

679824972 is a wasteful number, since it uses less digits than its factorization.

679824972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82702 (or 82697 counting only the distinct ones).

The product of its digits is 3048192, while the sum is 54.

The square root of 679824972 is about 26073.4533961269. The cubic root of 679824972 is about 879.2904800845.

The spelling of 679824972 in words is "six hundred seventy-nine million, eight hundred twenty-four thousand, nine hundred seventy-two".