72759922 has 8 divisors (see below), whose sum is σ = 109711872. Its totient is φ = 36189300.

The previous prime is 72759919. The next prime is 72759959. The reversal of 72759922 is 22995727.

It is a sphenic number, since it is the product of 3 distinct primes.

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, 94854 + ... + 95617.

It is an arithmetic number, because the mean of its divisors is an integer number (13713984).

Almost surely, 2^72759922 is an apocalyptic number.

72759922 is a deficient number, since it is larger than the sum of its proper divisors (36951950).

72759922 is a wasteful number, since it uses less digits than its factorization.

72759922 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 190664.

The product of its digits is 158760, while the sum is 43.

The square root of 72759922 is about 8529.9426727265. The cubic root of 72759922 is about 417.4752578355.

The spelling of 72759922 in words is "seventy-two million, seven hundred fifty-nine thousand, nine hundred twenty-two".