22294736 has 20 divisors (see below), whose sum is σ = 44686500. Its totient is φ = 10762752.

The previous prime is 22294729. The next prime is 22294763. The reversal of 22294736 is 63749222.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 5973136 + 16321600 = 2444^2 + 4040^2 .

It is a junction number, because it is equal to n+sod(n) for n = 22294696 and 22294705.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23561 + ... + 24488.

It is an arithmetic number, because the mean of its divisors is an integer number (2234325).

Almost surely, 2^22294736 is an apocalyptic number.

It is an amenable number.

22294736 is an abundant number, since it is smaller than the sum of its proper divisors (22391764).

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

22294736 is a wasteful number, since it uses less digits than its factorization.

22294736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48086 (or 48080 counting only the distinct ones).

The product of its digits is 36288, while the sum is 35.

The square root of 22294736 is about 4721.7301913599. The cubic root of 22294736 is about 281.4496921899.

The spelling of 22294736 in words is "twenty-two million, two hundred ninety-four thousand, seven hundred thirty-six".