68332568 has 32 divisors (see below), whose sum is σ = 132088320. Its totient is φ = 33120000.

The previous prime is 68332549. The next prime is 68332577. The reversal of 68332568 is 86523386.

It is a Harshad number since it is a multiple of its sum of digits (41).

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, 58793 + ... + 59943.

It is an arithmetic number, because the mean of its divisors is an integer number (4127760).

Almost surely, 2^68332568 is an apocalyptic number.

It is an amenable number.

68332568 is a deficient number, since it is larger than the sum of its proper divisors (63755752).

68332568 is a wasteful number, since it uses less digits than its factorization.

68332568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1379 (or 1375 counting only the distinct ones).

The product of its digits is 207360, while the sum is 41.

The square root of 68332568 is about 8266.3515531339. The cubic root of 68332568 is about 408.8298341820.

The spelling of 68332568 in words is "sixty-eight million, three hundred thirty-two thousand, five hundred sixty-eight".