5665587 has 16 divisors (see below), whose sum is σ = 7794432. Its totient is φ = 3659040.

The previous prime is 5665579. The next prime is 5665601. The reversal of 5665587 is 7855665.

It is not a de Polignac number, because 5665587 - 2³ = 5665579 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5665507) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14073 + ... + 14469.

It is an arithmetic number, because the mean of its divisors is an integer number (487152).

Almost surely, 2^5665587 is an apocalyptic number.

5665587 is a deficient number, since it is larger than the sum of its proper divisors (2128845).

5665587 is a wasteful number, since it uses less digits than its factorization.

5665587 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 538.

The product of its digits is 252000, while the sum is 42.

The square root of 5665587 is about 2380.2493566851. The cubic root of 5665587 is about 178.2713846223.

The spelling of 5665587 in words is "five million, six hundred sixty-five thousand, five hundred eighty-seven".