679426276 has 6 divisors (see below), whose sum is σ = 1188995990. Its totient is φ = 339713136.

The previous prime is 679426271. The next prime is 679426291. The reversal of 679426276 is 672624976.

It can be written as a sum of positive squares in only one way, i.e., 677352676 + 2073600 = 26026^2 + 1440^2 .

It is not an unprimeable number, because it can be changed into a prime (679426271) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 84928281 + ... + 84928288.

Almost surely, 2^679426276 is an apocalyptic number.

It is an amenable number.

679426276 is a deficient number, since it is larger than the sum of its proper divisors (509569714).

679426276 is a wasteful number, since it uses less digits than its factorization.

679426276 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169856573 (or 169856571 counting only the distinct ones).

The product of its digits is 1524096, while the sum is 49.

The square root of 679426276 is about 26065.8066439541. The cubic root of 679426276 is about 879.1185543846.

The spelling of 679426276 in words is "six hundred seventy-nine million, four hundred twenty-six thousand, two hundred seventy-six".