22899663 has 24 divisors (see below), whose sum is σ = 35407008. Its totient is φ = 14211072.

The previous prime is 22899659. The next prime is 22899671. The reversal of 22899663 is 36699822.

It is not a de Polignac number, because 22899663 - 2² = 22899659 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22899623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 14070 + ... + 15612.

It is an arithmetic number, because the mean of its divisors is an integer number (1475292).

Almost surely, 2^22899663 is an apocalyptic number.

22899663 is a deficient number, since it is larger than the sum of its proper divisors (12507345).

22899663 is a wasteful number, since it uses less digits than its factorization.

22899663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1663 (or 1660 counting only the distinct ones).

The product of its digits is 279936, while the sum is 45.

The square root of 22899663 is about 4785.3592341641. The cubic root of 22899663 is about 283.9725515693.

The spelling of 22899663 in words is "twenty-two million, eight hundred ninety-nine thousand, six hundred sixty-three".