5651688 has 32 divisors (see below), whose sum is σ = 16148160. Its totient is φ = 1614720.

The previous prime is 5651623. The next prime is 5651707. The reversal of 5651688 is 8861565.

5651688 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16653 + ... + 16988.

It is an arithmetic number, because the mean of its divisors is an integer number (504630).

Almost surely, 2^5651688 is an apocalyptic number.

It is an amenable number.

5651688 is an abundant number, since it is smaller than the sum of its proper divisors (10496472).

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

5651688 is a wasteful number, since it uses less digits than its factorization.

5651688 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33657 (or 33653 counting only the distinct ones).

The product of its digits is 57600, while the sum is 39.

The square root of 5651688 is about 2377.3279117530. The cubic root of 5651688 is about 178.1254848863.

The spelling of 5651688 in words is "five million, six hundred fifty-one thousand, six hundred eighty-eight".