616628596 has 12 divisors (see below), whose sum is σ = 1081666180. Its totient is φ = 307581120.

The previous prime is 616628563. The next prime is 616628599. The reversal of 616628596 is 695826616.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 317338596 + 299290000 = 17814^2 + 17300^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (616628599) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 181401 + ... + 184768.

Almost surely, 2^616628596 is an apocalyptic number.

It is an amenable number.

616628596 is a deficient number, since it is larger than the sum of its proper divisors (465037584).

616628596 is a wasteful number, since it uses less digits than its factorization.

616628596 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 366594 (or 366592 counting only the distinct ones).

The product of its digits is 933120, while the sum is 49.

The square root of 616628596 is about 24832.0074903339. The cubic root of 616628596 is about 851.1534955284.

The spelling of 616628596 in words is "six hundred sixteen million, six hundred twenty-eight thousand, five hundred ninety-six".