722466536 has 16 divisors (see below), whose sum is σ = 1477772640. Its totient is φ = 328393840.

The previous prime is 722466487. The next prime is 722466541. The reversal of 722466536 is 635664227.

It is a super-3 number, since 3×722466536³ (a number of 28 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 722466493 and 722466502.

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, 4104836 + ... + 4105011.

It is an arithmetic number, because the mean of its divisors is an integer number (92360790).

Almost surely, 2^722466536 is an apocalyptic number.

It is an amenable number.

722466536 is an abundant number, since it is smaller than the sum of its proper divisors (755306104).

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

722466536 is a wasteful number, since it uses less digits than its factorization.

722466536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8209864 (or 8209860 counting only the distinct ones).

The product of its digits is 362880, while the sum is 41.

The square root of 722466536 is about 26878.7376191666. The cubic root of 722466536 is about 897.3032593020.

The spelling of 722466536 in words is "seven hundred twenty-two million, four hundred sixty-six thousand, five hundred thirty-six".