616756052 has 48 divisors (see below), whose sum is σ = 1212154944. Its totient is φ = 272160000.

The previous prime is 616756037. The next prime is 616756057. The reversal of 616756052 is 250657616.

It is a junction number, because it is equal to n+sod(n) for n = 616755997 and 616756015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (616756057) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 341552 + ... + 343352.

It is an arithmetic number, because the mean of its divisors is an integer number (25253228).

Almost surely, 2^616756052 is an apocalyptic number.

It is an amenable number.

616756052 is a deficient number, since it is larger than the sum of its proper divisors (595398892).

616756052 is a wasteful number, since it uses less digits than its factorization.

616756052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2040 (or 2038 counting only the distinct ones).

The product of its (nonzero) digits is 75600, while the sum is 38.

The square root of 616756052 is about 24834.5737229371. The cubic root of 616756052 is about 851.2121354439.

The spelling of 616756052 in words is "six hundred sixteen million, seven hundred fifty-six thousand, fifty-two".