722402936 has 16 divisors (see below), whose sum is σ = 1356426600. Its totient is φ = 360689184.

The previous prime is 722402921. The next prime is 722402959. The reversal of 722402936 is 639204227.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 722402896 and 722402905.

It is a congruent number.

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, 58010 + ... + 69353.

Almost surely, 2^722402936 is an apocalyptic number.

It is an amenable number.

722402936 is a deficient number, since it is larger than the sum of its proper divisors (634023664).

722402936 is a wasteful number, since it uses less digits than its factorization.

722402936 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 128078 (or 128074 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 35.

The square root of 722402936 is about 26877.5545018515. The cubic root of 722402936 is about 897.2769281345.

The spelling of 722402936 in words is "seven hundred twenty-two million, four hundred two thousand, nine hundred thirty-six".