22201444 has 12 divisors (see below), whose sum is σ = 39230464. Its totient is φ = 10992744.

The previous prime is 22201429. The next prime is 22201451. The reversal of 22201444 is 44410222.

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, 26532 + ... + 27355.

Almost surely, 2^22201444 is an apocalyptic number.

It is an amenable number.

22201444 is a deficient number, since it is larger than the sum of its proper divisors (17029020).

22201444 is a wasteful number, since it uses less digits than its factorization.

22201444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53994 (or 53992 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 19.

The square root of 22201444 is about 4711.8408292301. The cubic root of 22201444 is about 281.0565692859.

Adding to 22201444 its reverse (44410222), we get a palindrome (66611666).

The spelling of 22201444 in words is "twenty-two million, two hundred one thousand, four hundred forty-four".