22641896 has 8 divisors (see below), whose sum is σ = 42453570. Its totient is φ = 11320944.

The previous prime is 22641893. The next prime is 22641907. The reversal of 22641896 is 69814622.

It can be written as a sum of positive squares in only one way, i.e., 17757796 + 4884100 = 4214^2 + 2210^2 .

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 (22641893) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1415111 + ... + 1415126.

Almost surely, 2^22641896 is an apocalyptic number.

It is an amenable number.

22641896 is a deficient number, since it is larger than the sum of its proper divisors (19811674).

22641896 is a wasteful number, since it uses less digits than its factorization.

22641896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2830243 (or 2830239 counting only the distinct ones).

The product of its digits is 41472, while the sum is 38.

The square root of 22641896 is about 4758.3501342377. The cubic root of 22641896 is about 282.9030287864.

The spelling of 22641896 in words is "twenty-two million, six hundred forty-one thousand, eight hundred ninety-six".