73125868 has 12 divisors (see below), whose sum is σ = 128079000. Its totient is φ = 36531872.

The previous prime is 73125863. The next prime is 73125887. The reversal of 73125868 is 86852137.

It is a self number, because there is not a number n which added to its sum of digits gives 73125868.

It is not an unprimeable number, because it can be changed into a prime (73125863) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1993 + ... + 12256.

It is an arithmetic number, because the mean of its divisors is an integer number (10673250).

Almost surely, 2^73125868 is an apocalyptic number.

It is an amenable number.

73125868 is a deficient number, since it is larger than the sum of its proper divisors (54953132).

73125868 is a wasteful number, since it uses less digits than its factorization.

73125868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15536 (or 15534 counting only the distinct ones).

The product of its digits is 80640, while the sum is 40.

The square root of 73125868 is about 8551.3664405170. The cubic root of 73125868 is about 418.1739849423.

The spelling of 73125868 in words is "seventy-three million, one hundred twenty-five thousand, eight hundred sixty-eight".