616005652 has 12 divisors (see below), whose sum is σ = 1087900660. Its totient is φ = 305176896.

The previous prime is 616005647. The next prime is 616005653. The reversal of 616005652 is 256500616.

It can be written as a sum of positive squares in 2 ways, for example, as 492662416 + 123343236 = 22196^2 + 11106^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (616005653) 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 3 ways as a sum of consecutive naturals, for example, 705993 + ... + 706864.

Almost surely, 2^616005652 is an apocalyptic number.

It is an amenable number.

616005652 is a deficient number, since it is larger than the sum of its proper divisors (471895008).

616005652 is a wasteful number, since it uses less digits than its factorization.

616005652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1412970 (or 1412968 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 31.

The square root of 616005652 is about 24819.4611545053. The cubic root of 616005652 is about 850.8667753334.

The spelling of 616005652 in words is "six hundred sixteen million, five thousand, six hundred fifty-two".