679860763 has 4 divisors (see below), whose sum is σ = 683790768. Its totient is φ = 675930760.

The previous prime is 679860743. The next prime is 679860803. The reversal of 679860763 is 367068976.

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

It is a cyclic number.

It is not a de Polignac number, because 679860763 - 2²⁹ = 142989851 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 679860763.

It is not an unprimeable number, because it can be changed into a prime (679860743) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1964743 + ... + 1965088.

It is an arithmetic number, because the mean of its divisors is an integer number (170947692).

Almost surely, 2^679860763 is an apocalyptic number.

679860763 is a deficient number, since it is larger than the sum of its proper divisors (3930005).

679860763 is a wasteful number, since it uses less digits than its factorization.

679860763 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3930004.

The product of its (nonzero) digits is 2286144, while the sum is 52.

The square root of 679860763 is about 26074.1397365282. The cubic root of 679860763 is about 879.3059105922.

The spelling of 679860763 in words is "six hundred seventy-nine million, eight hundred sixty thousand, seven hundred sixty-three".