679116625 has 32 divisors (see below), whose sum is σ = 932106240. Its totient is φ = 489888000.

The previous prime is 679116617. The next prime is 679116631. The reversal of 679116625 is 526611976.

It is not a de Polignac number, because 679116625 - 2³ = 679116617 is a prime.

It is a super-2 number, since 2×679116625² = 922398780702781250, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 172681 + ... + 176569.

It is an arithmetic number, because the mean of its divisors is an integer number (29128320).

Almost surely, 2^679116625 is an apocalyptic number.

It is an amenable number.

679116625 is a deficient number, since it is larger than the sum of its proper divisors (252989615).

679116625 is a wasteful number, since it uses less digits than its factorization.

679116625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4042 (or 4032 counting only the distinct ones).

The product of its digits is 136080, while the sum is 43.

The square root of 679116625 is about 26059.8661738697. The cubic root of 679116625 is about 878.9849802626.

The spelling of 679116625 in words is "six hundred seventy-nine million, one hundred sixteen thousand, six hundred twenty-five".