5604399 has 12 divisors (see below), whose sum is σ = 8130096. Its totient is φ = 3720192.

The previous prime is 5604367. The next prime is 5604451. The reversal of 5604399 is 9934065.

5604399 is a `hidden beast` number, since 560 + 4 + 3 + 99 = 666.

It is not a de Polignac number, because 5604399 - 2⁵ = 5604367 is a prime.

5604399 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5604329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1102 + ... + 3524.

It is an arithmetic number, because the mean of its divisors is an integer number (677508).

Almost surely, 2^5604399 is an apocalyptic number.

5604399 is a deficient number, since it is larger than the sum of its proper divisors (2525697).

5604399 is a wasteful number, since it uses less digits than its factorization.

5604399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2686 (or 2683 counting only the distinct ones).

The product of its (nonzero) digits is 29160, while the sum is 36.

The square root of 5604399 is about 2367.3611891725. The cubic root of 5604399 is about 177.6272868653.

The spelling of 5604399 in words is "five million, six hundred four thousand, three hundred ninety-nine".