609608405 has 8 divisors (see below), whose sum is σ = 836034432. Its totient is φ = 418017168.

The previous prime is 609608401. The next prime is 609608413. The reversal of 609608405 is 504806906.

609608405 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 609608405 - 2² = 609608401 is a prime.

It is a Duffinian number.

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, 8708657 + ... + 8708726.

It is an arithmetic number, because the mean of its divisors is an integer number (104504304).

Almost surely, 2^609608405 is an apocalyptic number.

It is an amenable number.

609608405 is a deficient number, since it is larger than the sum of its proper divisors (226426027).

609608405 is a wasteful number, since it uses less digits than its factorization.

609608405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17417395.

The product of its (nonzero) digits is 51840, while the sum is 38.

The square root of 609608405 is about 24690.2491886980. The cubic root of 609608405 is about 847.9110897683.

The spelling of 609608405 in words is "six hundred nine million, six hundred eight thousand, four hundred five".