679625474 has 16 divisors (see below), whose sum is σ = 1127351520. Its totient is φ = 304688160.

The previous prime is 679625437. The next prime is 679625477. The reversal of 679625474 is 474526976.

It is not an unprimeable number, because it can be changed into a prime (679625477) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 209984 + ... + 213195.

It is an arithmetic number, because the mean of its divisors is an integer number (70459470).

Almost surely, 2^679625474 is an apocalyptic number.

679625474 is a deficient number, since it is larger than the sum of its proper divisors (447726046).

679625474 is a wasteful number, since it uses less digits than its factorization.

679625474 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 423265.

The product of its digits is 2540160, while the sum is 50.

The square root of 679625474 is about 26069.6274234980. The cubic root of 679625474 is about 879.2044609565.

The spelling of 679625474 in words is "six hundred seventy-nine million, six hundred twenty-five thousand, four hundred seventy-four".