73515164 has 6 divisors (see below), whose sum is σ = 128651544. Its totient is φ = 36757580.

The previous prime is 73515151. The next prime is 73515179. The reversal of 73515164 is 46151537.

It is a self number, because there is not a number n which added to its sum of digits gives 73515164.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9189392 + ... + 9189399.

It is an arithmetic number, because the mean of its divisors is an integer number (21441924).

Almost surely, 2^73515164 is an apocalyptic number.

It is an amenable number.

73515164 is a deficient number, since it is larger than the sum of its proper divisors (55136380).

73515164 is a wasteful number, since it uses less digits than its factorization.

73515164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18378795 (or 18378793 counting only the distinct ones).

The product of its digits is 12600, while the sum is 32.

The square root of 73515164 is about 8574.0984365705. The cubic root of 73515164 is about 418.9147416254.

The spelling of 73515164 in words is "seventy-three million, five hundred fifteen thousand, one hundred sixty-four".