679637304 has 160 divisors (see below), whose sum is σ = 2051850240. Its totient is φ = 209563200.

The previous prime is 679637297. The next prime is 679637333. The reversal of 679637304 is 403736976.

679637304 is a `hidden beast` number, since 6 + 7 + 9 + 637 + 3 + 0 + 4 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 679637304.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 461289 + ... + 462759.

It is an arithmetic number, because the mean of its divisors is an integer number (12824064).

Almost surely, 2^679637304 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 679637304, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1025925120).

679637304 is an abundant number, since it is smaller than the sum of its proper divisors (1372212936).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

679637304 is a wasteful number, since it uses less digits than its factorization.

679637304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1543 (or 1530 counting only the distinct ones).

The product of its (nonzero) digits is 571536, while the sum is 45.

The square root of 679637304 is about 26069.8543148979. The cubic root of 679637304 is about 879.2095622604.

It can be divided in two parts, 6796 and 37304, that added together give a square (44100 = 210²).

The spelling of 679637304 in words is "six hundred seventy-nine million, six hundred thirty-seven thousand, three hundred four".