722621364 has 48 divisors (see below), whose sum is σ = 1739071488. Its totient is φ = 233398368.

The previous prime is 722621353. The next prime is 722621371. The reversal of 722621364 is 463126227.

It is a hoax number, since the sum of its digits (33) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 60019 + ... + 71045.

It is an arithmetic number, because the mean of its divisors is an integer number (36230656).

Almost surely, 2^722621364 is an apocalyptic number.

It is an amenable number.

722621364 is an abundant number, since it is smaller than the sum of its proper divisors (1016450124).

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

722621364 is a wasteful number, since it uses less digits than its factorization.

722621364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11204 (or 11202 counting only the distinct ones).

The product of its digits is 24192, while the sum is 33.

The square root of 722621364 is about 26881.6175852570. The cubic root of 722621364 is about 897.3673535029.

The spelling of 722621364 in words is "seven hundred twenty-two million, six hundred twenty-one thousand, three hundred sixty-four".