616926244 has 27 divisors (see below), whose sum is σ = 1187742801. Its totient is φ = 280172640.

The previous prime is 616926241. The next prime is 616926259. The reversal of 616926244 is 442629616.

It is a happy number.

The square root of 616926244 is 24838.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 52388644 + 564537600 = 7238^2 + 23760^2 .

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 616926197 and 616926206.

It is not an unprimeable number, because it can be changed into a prime (616926241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 545872 + ... + 547000.

Almost surely, 2^616926244 is an apocalyptic number.

616926244 is the 24838-th square number.

It is an amenable number.

616926244 is a deficient number, since it is larger than the sum of its proper divisors (570816557).

616926244 is a wasteful number, since it uses less digits than its factorization.

616926244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2284 (or 1142 counting only the distinct ones).

The product of its digits is 124416, while the sum is 40.

The cubic root of 616926244 is about 851.2904247296.

The spelling of 616926244 in words is "six hundred sixteen million, nine hundred twenty-six thousand, two hundred forty-four".