616697630 has 32 divisors (see below), whose sum is σ = 1170128160. Its totient is φ = 233366400.

The previous prime is 616697629. The next prime is 616697639. The reversal of 616697630 is 36796616.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (616697639) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 164780 + ... + 168480.

It is an arithmetic number, because the mean of its divisors is an integer number (36566505).

Almost surely, 2^616697630 is an apocalyptic number.

616697630 is a deficient number, since it is larger than the sum of its proper divisors (553430530).

616697630 is a wasteful number, since it uses less digits than its factorization.

616697630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4604.

The product of its (nonzero) digits is 244944, while the sum is 44.

The square root of 616697630 is about 24833.3974719530. The cubic root of 616697630 is about 851.1852576719.

The spelling of 616697630 in words is "six hundred sixteen million, six hundred ninety-seven thousand, six hundred thirty".