679871364 has 12 divisors (see below), whose sum is σ = 1586366544. Its totient is φ = 226623784.

The previous prime is 679871347. The next prime is 679871371. The reversal of 679871364 is 463178976.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-4 number, since 4×679871364⁴ (a number of 36 digits) contains 4444 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28327962 + ... + 28327985.

It is an arithmetic number, because the mean of its divisors is an integer number (132197212).

Almost surely, 2^679871364 is an apocalyptic number.

It is an amenable number.

679871364 is an abundant number, since it is smaller than the sum of its proper divisors (906495180).

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

679871364 is a wasteful number, since it uses less digits than its factorization.

679871364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56655954 (or 56655952 counting only the distinct ones).

The product of its digits is 1524096, while the sum is 51.

The square root of 679871364 is about 26074.3430214454. The cubic root of 679871364 is about 879.3104808777.

The spelling of 679871364 in words is "six hundred seventy-nine million, eight hundred seventy-one thousand, three hundred sixty-four".