616966376 has 16 divisors (see below), whose sum is σ = 1245797700. Its totient is φ = 284753664.

The previous prime is 616966367. The next prime is 616966391. The reversal of 616966376 is 673669616.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 481802500 + 135163876 = 21950^2 + 11626^2 .

It is a super-2 number, since 2×616966376² = 761295018229146752, which contains 22 as substring.

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, 2966081 + ... + 2966288.

Almost surely, 2^616966376 is an apocalyptic number.

It is an amenable number.

616966376 is an abundant number, since it is smaller than the sum of its proper divisors (628831324).

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

616966376 is a wasteful number, since it uses less digits than its factorization.

616966376 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5932388 (or 5932384 counting only the distinct ones).

The product of its digits is 1469664, while the sum is 50.

The square root of 616966376 is about 24838.8078618922. The cubic root of 616966376 is about 851.3088835794.

The spelling of 616966376 in words is "six hundred sixteen million, nine hundred sixty-six thousand, three hundred seventy-six".