22097044 has 6 divisors (see below), whose sum is σ = 38669834. Its totient is φ = 11048520.

The previous prime is 22097041. The next prime is 22097051. The reversal of 22097044 is 44079022.

It can be written as a sum of positive squares in only one way, i.e., 12250000 + 9847044 = 3500^2 + 3138^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22097041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2762127 + ... + 2762134.

Almost surely, 2^22097044 is an apocalyptic number.

It is an amenable number.

22097044 is a deficient number, since it is larger than the sum of its proper divisors (16572790).

22097044 is a wasteful number, since it uses less digits than its factorization.

22097044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5524265 (or 5524263 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 28.

The square root of 22097044 is about 4700.7493019730. The cubic root of 22097044 is about 280.6153304274.

The spelling of 22097044 in words is "twenty-two million, ninety-seven thousand, forty-four".