679702286 has 4 divisors (see below), whose sum is σ = 1019553432. Its totient is φ = 339851142.

The previous prime is 679702271. The next prime is 679702307. The reversal of 679702286 is 682207976.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 679702286.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 169925570 + ... + 169925573.

It is an arithmetic number, because the mean of its divisors is an integer number (254888358).

Almost surely, 2^679702286 is an apocalyptic number.

679702286 is a deficient number, since it is larger than the sum of its proper divisors (339851146).

679702286 is a wasteful number, since it uses less digits than its factorization.

679702286 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 339851145.

The product of its (nonzero) digits is 508032, while the sum is 47.

The square root of 679702286 is about 26071.1005905006. The cubic root of 679702286 is about 879.2375825857.

The spelling of 679702286 in words is "six hundred seventy-nine million, seven hundred two thousand, two hundred eighty-six".