680673624 has 32 divisors (see below), whose sum is σ = 1729584240. Its totient is φ = 223171200.

The previous prime is 680673607. The next prime is 680673641. The reversal of 680673624 is 426376086.

It is an interprime number because it is at equal distance from previous prime (680673607) and next prime (680673641).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 231007 + ... + 233934.

Almost surely, 2^680673624 is an apocalyptic number.

It is an amenable number.

680673624 is an abundant number, since it is smaller than the sum of its proper divisors (1048910616).

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

680673624 is a wasteful number, since it uses less digits than its factorization.

680673624 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 465011 (or 465007 counting only the distinct ones).

The product of its (nonzero) digits is 290304, while the sum is 42.

The square root of 680673624 is about 26089.7225742245. The cubic root of 680673624 is about 879.6562121293.

The spelling of 680673624 in words is "six hundred eighty million, six hundred seventy-three thousand, six hundred twenty-four".