5236638 has 24 divisors (see below), whose sum is σ = 11513544. Its totient is φ = 1586640.

The previous prime is 5236633. The next prime is 5236661. The reversal of 5236638 is 8366325.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a junction number, because it is equal to n+sod(n) for n = 5236599 and 5236608.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5236631) 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, 2881 + ... + 4332.

It is an arithmetic number, because the mean of its divisors is an integer number (479731).

Almost surely, 2^5236638 is an apocalyptic number.

5236638 is an abundant number, since it is smaller than the sum of its proper divisors (6276906).

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

5236638 is a wasteful number, since it uses less digits than its factorization.

5236638 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7240 (or 7229 counting only the distinct ones).

The product of its digits is 25920, while the sum is 33.

The square root of 5236638 is about 2288.3701623645. The cubic root of 5236638 is about 173.6537572338.

The spelling of 5236638 in words is "five million, two hundred thirty-six thousand, six hundred thirty-eight".