5665588 has 12 divisors (see below), whose sum is σ = 10183012. Its totient is φ = 2756160.

The previous prime is 5665579. The next prime is 5665601. The reversal of 5665588 is 8855665.

It can be written as a sum of positive squares in 2 ways, for example, as 5326864 + 338724 = 2308^2 + 582^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18993 + ... + 19288.

Almost surely, 2^5665588 is an apocalyptic number.

It is an amenable number.

5665588 is a deficient number, since it is larger than the sum of its proper divisors (4517424).

5665588 is a wasteful number, since it uses less digits than its factorization.

5665588 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38322 (or 38320 counting only the distinct ones).

The product of its digits is 288000, while the sum is 43.

The square root of 5665588 is about 2380.2495667472. The cubic root of 5665588 is about 178.2713951109.

The spelling of 5665588 in words is "five million, six hundred sixty-five thousand, five hundred eighty-eight".