5621356 has 24 divisors (see below), whose sum is σ = 11219040. Its totient is φ = 2441472.

The previous prime is 5621327. The next prime is 5621383. The reversal of 5621356 is 6531265.

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, 2296 + ... + 4063.

It is an arithmetic number, because the mean of its divisors is an integer number (467460).

Almost surely, 2^5621356 is an apocalyptic number.

It is an amenable number.

5621356 is a deficient number, since it is larger than the sum of its proper divisors (5597684).

5621356 is a wasteful number, since it uses less digits than its factorization.

5621356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6393 (or 6391 counting only the distinct ones).

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

The square root of 5621356 is about 2370.9398980151. The cubic root of 5621356 is about 177.8062530198.

Subtracting 5621356 from its reverse (6531265), we obtain a palindrome (909909).

It can be divided in two parts, 56 and 21356, that added together give a palindrome (21412).

The spelling of 5621356 in words is "five million, six hundred twenty-one thousand, three hundred fifty-six".