680433926 has 8 divisors (see below), whose sum is σ = 1020767880. Its totient is φ = 340177968.

The previous prime is 680433889. The next prime is 680433937. The reversal of 680433926 is 629334086.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13445 + ... + 39263.

It is an arithmetic number, because the mean of its divisors is an integer number (127595985).

Almost surely, 2^680433926 is an apocalyptic number.

680433926 is a deficient number, since it is larger than the sum of its proper divisors (340333954).

680433926 is a wasteful number, since it uses less digits than its factorization.

680433926 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38998.

The product of its (nonzero) digits is 186624, while the sum is 41.

The square root of 680433926 is about 26085.1284451505. The cubic root of 680433926 is about 879.5529435521.

The spelling of 680433926 in words is "six hundred eighty million, four hundred thirty-three thousand, nine hundred twenty-six".