722616272 has 20 divisors (see below), whose sum is σ = 1600079136. Its totient is φ = 309692640.

The previous prime is 722616241. The next prime is 722616281. The reversal of 722616272 is 272616227.

722616272 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 3225854 + ... + 3226077.

Almost surely, 2^722616272 is an apocalyptic number.

It is an amenable number.

722616272 is an abundant number, since it is smaller than the sum of its proper divisors (877462864).

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

722616272 is a wasteful number, since it uses less digits than its factorization.

722616272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6451946 (or 6451940 counting only the distinct ones).

The product of its digits is 28224, while the sum is 35.

The square root of 722616272 is about 26881.5228735278. The cubic root of 722616272 is about 897.3652457115.

The spelling of 722616272 in words is "seven hundred twenty-two million, six hundred sixteen thousand, two hundred seventy-two".