679407934 has 16 divisors (see below), whose sum is σ = 1040643648. Its totient is φ = 332595072.

The previous prime is 679407899. The next prime is 679407943. The reversal of 679407934 is 439704976.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3019 + ... + 36985.

It is an arithmetic number, because the mean of its divisors is an integer number (65040228).

Almost surely, 2^679407934 is an apocalyptic number.

679407934 is a deficient number, since it is larger than the sum of its proper divisors (361235714).

679407934 is a wasteful number, since it uses less digits than its factorization.

679407934 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34179.

The product of its (nonzero) digits is 1143072, while the sum is 49.

The square root of 679407934 is about 26065.4548013266. The cubic root of 679407934 is about 879.1106433288.

The spelling of 679407934 in words is "six hundred seventy-nine million, four hundred seven thousand, nine hundred thirty-four".