22336444 has 12 divisors (see below), whose sum is σ = 42095704. Its totient is φ = 10309104.

The previous prime is 22336439. The next prime is 22336459. The reversal of 22336444 is 44463322.

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, 214722 + ... + 214825.

Almost surely, 2^22336444 is an apocalyptic number.

It is an amenable number.

22336444 is a deficient number, since it is larger than the sum of its proper divisors (19759260).

22336444 is a wasteful number, since it uses less digits than its factorization.

22336444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 429564 (or 429562 counting only the distinct ones).

The product of its digits is 13824, while the sum is 28.

The square root of 22336444 is about 4726.1447290577. The cubic root of 22336444 is about 281.6250907126.

Adding to 22336444 its reverse (44463322), we get a palindrome (66799766).

The spelling of 22336444 in words is "twenty-two million, three hundred thirty-six thousand, four hundred forty-four".