22344404 has 12 divisors (see below), whose sum is σ = 39160800. Its totient is φ = 11155608.

The previous prime is 22344401. The next prime is 22344407. The reversal of 22344404 is 40444322.

It is an interprime number because it is at equal distance from previous prime (22344401) and next prime (22344407).

It is a self number, because there is not a number n which added to its sum of digits gives 22344404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22344401) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 824 + ... + 6735.

It is an arithmetic number, because the mean of its divisors is an integer number (3263400).

Almost surely, 2^22344404 is an apocalyptic number.

It is an amenable number.

22344404 is a deficient number, since it is larger than the sum of its proper divisors (16816396).

22344404 is a wasteful number, since it uses less digits than its factorization.

22344404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8302 (or 8300 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 23.

The square root of 22344404 is about 4726.9867780649. The cubic root of 22344404 is about 281.6585408220.

Adding to 22344404 its reverse (40444322), we get a palindrome (62788726).

The spelling of 22344404 in words is "twenty-two million, three hundred forty-four thousand, four hundred four".