616996172 has 12 divisors (see below), whose sum is σ = 1162800576. Its totient is φ = 284767440.

The previous prime is 616996169. The next prime is 616996231. The reversal of 616996172 is 271699616.

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, 5932604 + ... + 5932707.

It is an arithmetic number, because the mean of its divisors is an integer number (96900048).

Almost surely, 2^616996172 is an apocalyptic number.

It is an amenable number.

616996172 is a deficient number, since it is larger than the sum of its proper divisors (545804404).

616996172 is a wasteful number, since it uses less digits than its factorization.

616996172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11865328 (or 11865326 counting only the distinct ones).

The product of its digits is 244944, while the sum is 47.

The square root of 616996172 is about 24839.4076418903. The cubic root of 616996172 is about 851.3225878330.

The spelling of 616996172 in words is "six hundred sixteen million, nine hundred ninety-six thousand, one hundred seventy-two".