5645604 has 24 divisors (see below), whose sum is σ = 13628160. Its totient is φ = 1816864.

The previous prime is 5645579. The next prime is 5645609. The reversal of 5645604 is 4065465.

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (5645609) 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, 7764 + ... + 8459.

It is an arithmetic number, because the mean of its divisors is an integer number (567840).

Almost surely, 2^5645604 is an apocalyptic number.

It is an amenable number.

5645604 is an abundant number, since it is smaller than the sum of its proper divisors (7982556).

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

5645604 is a wasteful number, since it uses less digits than its factorization.

5645604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16259 (or 16257 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 30.

The square root of 5645604 is about 2376.0479793135. The cubic root of 5645604 is about 178.0615450184.

The spelling of 5645604 in words is "five million, six hundred forty-five thousand, six hundred four".