73372572 has 72 divisors (see below), whose sum is σ = 228280416. Its totient is φ = 19350144.

The previous prime is 73372543. The next prime is 73372573. The reversal of 73372572 is 27527337.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73372573) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7923 + ... + 14474.

Almost surely, 2^73372572 is an apocalyptic number.

It is an amenable number.

73372572 is an abundant number, since it is smaller than the sum of its proper divisors (154907844).

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

73372572 is a wasteful number, since it uses less digits than its factorization.

73372572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22427 (or 22422 counting only the distinct ones).

The product of its digits is 61740, while the sum is 36.

The square root of 73372572 is about 8565.7791239326. The cubic root of 73372572 is about 418.6437202028.

The spelling of 73372572 in words is "seventy-three million, three hundred seventy-two thousand, five hundred seventy-two".