616747272 has 32 divisors (see below), whose sum is σ = 1548499680. Its totient is φ = 204698240.

The previous prime is 616747247. The next prime is 616747319. The reversal of 616747272 is 272747616.

It is an alternating number because its digits alternate between even and odd.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49554 + ... + 60737.

It is an arithmetic number, because the mean of its divisors is an integer number (48390615).

Almost surely, 2^616747272 is an apocalyptic number.

It is an amenable number.

616747272 is an abundant number, since it is smaller than the sum of its proper divisors (931752408).

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

616747272 is a wasteful number, since it uses less digits than its factorization.

616747272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110533 (or 110529 counting only the distinct ones).

The product of its digits is 197568, while the sum is 42.

The square root of 616747272 is about 24834.3969526139. The cubic root of 616747272 is about 851.2080962034.

The spelling of 616747272 in words is "six hundred sixteen million, seven hundred forty-seven thousand, two hundred seventy-two".