5616637 has 8 divisors (see below), whose sum is σ = 6212696. Its totient is φ = 5044032.

The previous prime is 5616629. The next prime is 5616643. The reversal of 5616637 is 7366165.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 1907161 + 3709476 = 1381^2 + 1926^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5616637 - 2³ = 5616629 is a prime.

It is a super-2 number, since 2×5616637² = 63093222379538, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5616437) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5358 + ... + 6319.

It is an arithmetic number, because the mean of its divisors is an integer number (776587).

Almost surely, 2^5616637 is an apocalyptic number.

It is an amenable number.

5616637 is a deficient number, since it is larger than the sum of its proper divisors (596059).

5616637 is a wasteful number, since it uses less digits than its factorization.

5616637 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11727.

The product of its digits is 22680, while the sum is 34.

The square root of 5616637 is about 2369.9445141184. The cubic root of 5616637 is about 177.7564843276.

The spelling of 5616637 in words is "five million, six hundred sixteen thousand, six hundred thirty-seven".