68323624 has 16 divisors (see below), whose sum is σ = 129729600. Its totient is φ = 33729072.

The previous prime is 68323621. The next prime is 68323631. The reversal of 68323624 is 42632386.

It is a self number, because there is not a number n which added to its sum of digits gives 68323624.

It is not an unprimeable number, because it can be changed into a prime (68323621) 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, 53422 + ... + 54685.

It is an arithmetic number, because the mean of its divisors is an integer number (8108100).

Almost surely, 2^68323624 is an apocalyptic number.

It is an amenable number.

68323624 is a deficient number, since it is larger than the sum of its proper divisors (61405976).

68323624 is a wasteful number, since it uses less digits than its factorization.

68323624 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108192 (or 108188 counting only the distinct ones).

The product of its digits is 41472, while the sum is 34.

The square root of 68323624 is about 8265.8105470668. The cubic root of 68323624 is about 408.8119962575.

The spelling of 68323624 in words is "sixty-eight million, three hundred twenty-three thousand, six hundred twenty-four".