609608404 has 24 divisors (see below), whose sum is σ = 1075269888. Its totient is φ = 302396640.

The previous prime is 609608401. The next prime is 609608413. The reversal of 609608404 is 404806906.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (609608401) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 629929 + ... + 630895.

It is an arithmetic number, because the mean of its divisors is an integer number (44802912).

Almost surely, 2^609608404 is an apocalyptic number.

It is an amenable number.

609608404 is a deficient number, since it is larger than the sum of its proper divisors (465661484).

609608404 is a wasteful number, since it uses less digits than its factorization.

609608404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2055 (or 2053 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 37.

The square root of 609608404 is about 24690.2491684470. The cubic root of 609608404 is about 847.9110893047.

The spelling of 609608404 in words is "six hundred nine million, six hundred eight thousand, four hundred four".