722377922 has 8 divisors (see below), whose sum is σ = 1238362176. Its totient is φ = 309590532.

The previous prime is 722377919. The next prime is 722377937. The reversal of 722377922 is 229773227.

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

It is a self number, because there is not a number n which added to its sum of digits gives 722377922.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25799198 + ... + 25799225.

It is an arithmetic number, because the mean of its divisors is an integer number (154795272).

Almost surely, 2^722377922 is an apocalyptic number.

722377922 is a deficient number, since it is larger than the sum of its proper divisors (515984254).

722377922 is a wasteful number, since it uses less digits than its factorization.

722377922 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51598432.

The product of its digits is 148176, while the sum is 41.

The square root of 722377922 is about 26877.0891653095. The cubic root of 722377922 is about 897.2665716132.

The spelling of 722377922 in words is "seven hundred twenty-two million, three hundred seventy-seven thousand, nine hundred twenty-two".