604545992 has 12 divisors (see below), whose sum is σ = 1133654145. Its totient is φ = 302238224.

The previous prime is 604545989. The next prime is 604546003. The reversal of 604545992 is 299545406.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It can be written as a sum of positive squares in 2 ways, for example, as 435389956 + 169156036 = 20866^2 + 13006^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=17386.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 65198 + ... + 73890.

Almost surely, 2^604545992 is an apocalyptic number.

It is an amenable number.

604545992 is a deficient number, since it is larger than the sum of its proper divisors (529108153).

604545992 is an frugal number, since it uses more digits than its factorization.

604545992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17392 (or 8695 counting only the distinct ones).

The product of its (nonzero) digits is 388800, while the sum is 44.

The square root of 604545992 is about 24587.5169954186. The cubic root of 604545992 is about 845.5574403797.

The spelling of 604545992 in words is "six hundred four million, five hundred forty-five thousand, nine hundred ninety-two".