609864604 has 6 divisors (see below), whose sum is σ = 1067263064. Its totient is φ = 304932300.

The previous prime is 609864601. The next prime is 609864631. The reversal of 609864604 is 406468906.

609864604 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (609864601) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 76233072 + ... + 76233079.

Almost surely, 2^609864604 is an apocalyptic number.

It is an amenable number.

609864604 is a deficient number, since it is larger than the sum of its proper divisors (457398460).

609864604 is a wasteful number, since it uses less digits than its factorization.

609864604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152466155 (or 152466153 counting only the distinct ones).

The product of its (nonzero) digits is 248832, while the sum is 43.

The square root of 609864604 is about 24695.4369064408. The cubic root of 609864604 is about 848.0298564752.

The spelling of 609864604 in words is "six hundred nine million, eight hundred sixty-four thousand, six hundred four".