616523492 has 36 divisors (see below), whose sum is σ = 1174420800. Its totient is φ = 283057632.

The previous prime is 616523483. The next prime is 616523497. The reversal of 616523492 is 294325616.

It is an alternating number because its digits alternate between even and odd.

It is not an unprimeable number, because it can be changed into a prime (616523497) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 132233 + ... + 136815.

It is an arithmetic number, because the mean of its divisors is an integer number (32622800).

Almost surely, 2^616523492 is an apocalyptic number.

It is an amenable number.

616523492 is a deficient number, since it is larger than the sum of its proper divisors (557897308).

616523492 is a wasteful number, since it uses less digits than its factorization.

616523492 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4812 (or 4797 counting only the distinct ones).

The product of its digits is 77760, while the sum is 38.

The square root of 616523492 is about 24829.8910992376. The cubic root of 616523492 is about 851.1051332344.

The spelling of 616523492 in words is "six hundred sixteen million, five hundred twenty-three thousand, four hundred ninety-two".