22234044 has 36 divisors (see below), whose sum is σ = 60351144. Its totient is φ = 6352416.

The previous prime is 22234027. The next prime is 22234061. The reversal of 22234044 is 44043222.

It is an interprime number because it is at equal distance from previous prime (22234027) and next prime (22234061).

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a self number, because there is not a number n which added to its sum of digits gives 22234044.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 18319 + ... + 19494.

Almost surely, 2^22234044 is an apocalyptic number.

It is an amenable number.

22234044 is an abundant number, since it is smaller than the sum of its proper divisors (38117100).

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

22234044 is a wasteful number, since it uses less digits than its factorization.

22234044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37834 (or 37825 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 21.

The square root of 22234044 is about 4715.2989300786. The cubic root of 22234044 is about 281.1940672971.

Adding to 22234044 its reverse (44043222), we get a palindrome (66277266).

The spelling of 22234044 in words is "twenty-two million, two hundred thirty-four thousand, forty-four".