22440196 has 6 divisors (see below), whose sum is σ = 39270350. Its totient is φ = 11220096.

The previous prime is 22440179. The next prime is 22440239. The reversal of 22440196 is 69104422.

It can be written as a sum of positive squares in only one way, i.e., 12110400 + 10329796 = 3480^2 + 3214^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2805021 + ... + 2805028.

Almost surely, 2^22440196 is an apocalyptic number.

It is an amenable number.

22440196 is a deficient number, since it is larger than the sum of its proper divisors (16830154).

22440196 is a wasteful number, since it uses less digits than its factorization.

22440196 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5610053 (or 5610051 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 28.

The square root of 22440196 is about 4737.1084007018. The cubic root of 22440196 is about 282.0604635370.

The spelling of 22440196 in words is "twenty-two million, four hundred forty thousand, one hundred ninety-six".