22444616 has 8 divisors (see below), whose sum is σ = 42083670. Its totient is φ = 11222304.

The previous prime is 22444577. The next prime is 22444661. The reversal of 22444616 is 61644422.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 14092516 + 8352100 = 3754^2 + 2890^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1402781 + ... + 1402796.

Almost surely, 2^22444616 is an apocalyptic number.

It is an amenable number.

22444616 is a deficient number, since it is larger than the sum of its proper divisors (19639054).

22444616 is a wasteful number, since it uses less digits than its factorization.

22444616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2805583 (or 2805579 counting only the distinct ones).

The product of its digits is 9216, while the sum is 29.

The square root of 22444616 is about 4737.5749070595. The cubic root of 22444616 is about 282.0789812808.

The spelling of 22444616 in words is "twenty-two million, four hundred forty-four thousand, six hundred sixteen".