5536621 has 4 divisors (see below), whose sum is σ = 5570752. Its totient is φ = 5502492.

The previous prime is 5536613. The next prime is 5536627. The reversal of 5536621 is 1266355.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 5536621 - 2³ = 5536613 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5536621.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5536627) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16821 + ... + 17146.

It is an arithmetic number, because the mean of its divisors is an integer number (1392688).

Almost surely, 2^5536621 is an apocalyptic number.

It is an amenable number.

5536621 is a deficient number, since it is larger than the sum of its proper divisors (34131).

5536621 is a wasteful number, since it uses less digits than its factorization.

5536621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34130.

The product of its digits is 5400, while the sum is 28.

The square root of 5536621 is about 2353.0025499349. The cubic root of 5536621 is about 176.9083228305.

The spelling of 5536621 in words is "five million, five hundred thirty-six thousand, six hundred twenty-one".