5638833 has 12 divisors (see below), whose sum is σ = 8182980. Its totient is φ = 3741696.

The previous prime is 5638823. The next prime is 5638859. The reversal of 5638833 is 3388365.

It can be written as a sum of positive squares in 2 ways, for example, as 589824 + 5049009 = 768^2 + 2247^2 .

It is not a de Polignac number, because 5638833 - 2⁴ = 5638817 is a prime.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (5638823) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 753 + ... + 3441.

It is an arithmetic number, because the mean of its divisors is an integer number (681915).

Almost surely, 2^5638833 is an apocalyptic number.

It is an amenable number.

5638833 is a deficient number, since it is larger than the sum of its proper divisors (2544147).

5638833 is a wasteful number, since it uses less digits than its factorization.

5638833 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2928 (or 2925 counting only the distinct ones).

The product of its digits is 51840, while the sum is 36.

The square root of 5638833 is about 2374.6227068737. The cubic root of 5638833 is about 177.9903310828.

The spelling of 5638833 in words is "five million, six hundred thirty-eight thousand, eight hundred thirty-three".