72173362 has 16 divisors (see below), whose sum is σ = 114135840. Its totient is φ = 34134048.

The previous prime is 72173359. The next prime is 72173377. The reversal of 72173362 is 26337127.

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, 34593 + ... + 36619.

It is an arithmetic number, because the mean of its divisors is an integer number (7133490).

Almost surely, 2^72173362 is an apocalyptic number.

72173362 is a deficient number, since it is larger than the sum of its proper divisors (41962478).

72173362 is a wasteful number, since it uses less digits than its factorization.

72173362 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2985.

The product of its digits is 10584, while the sum is 31.

The square root of 72173362 is about 8495.4906862406. The cubic root of 72173362 is about 416.3503928086.

The spelling of 72173362 in words is "seventy-two million, one hundred seventy-three thousand, three hundred sixty-two".