609445704 has 32 divisors (see below), whose sum is σ = 1741273920. Its totient is φ = 174127296.

The previous prime is 609445703. The next prime is 609445721. The reversal of 609445704 is 407544906.

It is a happy number.

It is a super-2 number, since 2×609445704² = 742848132248111232, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (609445703) 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 7 ways as a sum of consecutive naturals, for example, 1813659 + ... + 1813994.

It is an arithmetic number, because the mean of its divisors is an integer number (54414810).

Almost surely, 2^609445704 is an apocalyptic number.

It is an amenable number.

609445704 is an abundant number, since it is smaller than the sum of its proper divisors (1131828216).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

609445704 is a wasteful number, since it uses less digits than its factorization.

609445704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3627669 (or 3627665 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 39.

The square root of 609445704 is about 24686.9541256106. The cubic root of 609445704 is about 847.8356488481.

The spelling of 609445704 in words is "six hundred nine million, four hundred forty-five thousand, seven hundred four".