22205896 has 8 divisors (see below), whose sum is σ = 41636070. Its totient is φ = 11102944.

The previous prime is 22205863. The next prime is 22205899. The reversal of 22205896 is 69850222.

It can be written as a sum of positive squares in only one way, i.e., 19483396 + 2722500 = 4414^2 + 1650^2 .

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

It is not an unprimeable number, because it can be changed into a prime (22205899) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1387861 + ... + 1387876.

Almost surely, 2^22205896 is an apocalyptic number.

It is an amenable number.

22205896 is a deficient number, since it is larger than the sum of its proper divisors (19430174).

22205896 is a wasteful number, since it uses less digits than its factorization.

22205896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2775743 (or 2775739 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 34.

The square root of 22205896 is about 4712.3132323732. The cubic root of 22205896 is about 281.0753545538.

The spelling of 22205896 in words is "twenty-two million, two hundred five thousand, eight hundred ninety-six".