22238036 has 36 divisors (see below), whose sum is σ = 41602176. Its totient is φ = 10389600.

The previous prime is 22238011. The next prime is 22238053. The reversal of 22238036 is 63083222.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 22237996 and 22238014.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 169691 + ... + 169821.

It is an arithmetic number, because the mean of its divisors is an integer number (1155616).

Almost surely, 2^22238036 is an apocalyptic number.

It is an amenable number.

22238036 is a deficient number, since it is larger than the sum of its proper divisors (19364140).

22238036 is a wasteful number, since it uses less digits than its factorization.

22238036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 240 (or 201 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 26.

The square root of 22238036 is about 4715.7222140410. The cubic root of 22238036 is about 281.2108952381.

The spelling of 22238036 in words is "twenty-two million, two hundred thirty-eight thousand, thirty-six".