22214404 has 6 divisors (see below), whose sum is σ = 38875214. Its totient is φ = 11107200.

The previous prime is 22214399. The next prime is 22214429. The reversal of 22214404 is 40441222.

It can be written as a sum of positive squares in only one way, i.e., 18404100 + 3810304 = 4290^2 + 1952^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2776797 + ... + 2776804.

Almost surely, 2^22214404 is an apocalyptic number.

It is an amenable number.

22214404 is a deficient number, since it is larger than the sum of its proper divisors (16660810).

22214404 is a wasteful number, since it uses less digits than its factorization.

22214404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5553605 (or 5553603 counting only the distinct ones).

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

The square root of 22214404 is about 4713.2158872685. The cubic root of 22214404 is about 281.1112471799. Note that the first 3 decimals are identical.

Adding to 22214404 its reverse (40441222), we get a palindrome (62655626).

The spelling of 22214404 in words is "twenty-two million, two hundred fourteen thousand, four hundred four".