5899644 has 36 divisors (see below), whose sum is σ = 15429960. Its totient is φ = 1898400.

The previous prime is 5899639. The next prime is 5899651. The reversal of 5899644 is 4469985.

It is a happy number.

5899644 is a `hidden beast` number, since 589 + 9 + 64 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a self number, because there is not a number n which added to its sum of digits gives 5899644.

It is a congruent number.

It is an unprimeable number.

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, 1782 + ... + 3869.

It is an arithmetic number, because the mean of its divisors is an integer number (428610).

Almost surely, 2^5899644 is an apocalyptic number.

It is an amenable number.

5899644 is an abundant number, since it is smaller than the sum of its proper divisors (9530316).

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

5899644 is a wasteful number, since it uses less digits than its factorization.

5899644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5690 (or 5685 counting only the distinct ones).

The product of its digits is 311040, while the sum is 45.

The square root of 5899644 is about 2428.9182777525. The cubic root of 5899644 is about 180.6932525036.

The spelling of 5899644 in words is "five million, eight hundred ninety-nine thousand, six hundred forty-four".