73257672 has 16 divisors (see below), whose sum is σ = 183144240. Its totient is φ = 24419216.

The previous prime is 73257661. The next prime is 73257703. The reversal of 73257672 is 27675237.

It is a self number, because there is not a number n which added to its sum of digits gives 73257672.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1526178 + ... + 1526225.

It is an arithmetic number, because the mean of its divisors is an integer number (11446515).

Almost surely, 2^73257672 is an apocalyptic number.

It is an amenable number.

73257672 is an abundant number, since it is smaller than the sum of its proper divisors (109886568).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

73257672 is a wasteful number, since it uses less digits than its factorization.

73257672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3052412 (or 3052408 counting only the distinct ones).

The product of its digits is 123480, while the sum is 39.

The square root of 73257672 is about 8559.0695756022. The cubic root of 73257672 is about 418.4250767641.

The spelling of 73257672 in words is "seventy-three million, two hundred fifty-seven thousand, six hundred seventy-two".