604544013 has 8 divisors (see below), whose sum is σ = 895620800. Its totient is φ = 403029324.

The previous prime is 604543997. The next prime is 604544077. The reversal of 604544013 is 310445406.

604544013 is a `hidden beast` number, since 604 + 5 + 4 + 40 + 13 = 666.

It is not a de Polignac number, because 604544013 - 2⁴ = 604543997 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 22390519 = 604544013 / (6 + 0 + 4 + 5 + 4 + 4 + 0 + 1 + 3).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (604545013) 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, 11195233 + ... + 11195286.

It is an arithmetic number, because the mean of its divisors is an integer number (111952600).

Almost surely, 2^604544013 is an apocalyptic number.

It is an amenable number.

604544013 is a deficient number, since it is larger than the sum of its proper divisors (291076787).

604544013 is a wasteful number, since it uses less digits than its factorization.

604544013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22390528 (or 22390522 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The square root of 604544013 is about 24587.4767513871. The cubic root of 604544013 is about 845.5565177259.

Adding to 604544013 its reverse (310445406), we get a palindrome (914989419).

The spelling of 604544013 in words is "six hundred four million, five hundred forty-four thousand, thirteen".