5215656 has 16 divisors (see below), whose sum is σ = 13039200. Its totient is φ = 1738544.

The previous prime is 5215649. The next prime is 5215663. The reversal of 5215656 is 6565125.

It is an interprime number because it is at equal distance from previous prime (5215649) and next prime (5215663).

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, 108636 + ... + 108683.

It is an arithmetic number, because the mean of its divisors is an integer number (814950).

Almost surely, 2^5215656 is an apocalyptic number.

It is an amenable number.

5215656 is an abundant number, since it is smaller than the sum of its proper divisors (7823544).

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

5215656 is a wasteful number, since it uses less digits than its factorization.

5215656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 217328 (or 217324 counting only the distinct ones).

The product of its digits is 9000, while the sum is 30.

The square root of 5215656 is about 2283.7810753222. The cubic root of 5215656 is about 173.4215166019.

The spelling of 5215656 in words is "five million, two hundred fifteen thousand, six hundred fifty-six".