612690604 has 6 divisors (see below), whose sum is σ = 1072208564. Its totient is φ = 306345300.

The previous prime is 612690577. The next prime is 612690619. The reversal of 612690604 is 406096216.

It is a self number, because there is not a number n which added to its sum of digits gives 612690604.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 76586322 + ... + 76586329.

Almost surely, 2^612690604 is an apocalyptic number.

It is an amenable number.

612690604 is a deficient number, since it is larger than the sum of its proper divisors (459517960).

612690604 is a wasteful number, since it uses less digits than its factorization.

612690604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153172655 (or 153172653 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 34.

The square root of 612690604 is about 24752.5878243064. The cubic root of 612690604 is about 849.3377097061.

The spelling of 612690604 in words is "six hundred twelve million, six hundred ninety thousand, six hundred four".