22966663 has 4 divisors (see below), whose sum is σ = 23002488. Its totient is φ = 22930840.

The previous prime is 22966661. The next prime is 22966667. The reversal of 22966663 is 36666922.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 22966663 - 2¹ = 22966661 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22966661) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16933 + ... + 18238.

It is an arithmetic number, because the mean of its divisors is an integer number (5750622).

Almost surely, 2^22966663 is an apocalyptic number.

22966663 is a deficient number, since it is larger than the sum of its proper divisors (35825).

22966663 is an equidigital number, since it uses as much as digits as its factorization.

22966663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35824.

The product of its digits is 139968, while the sum is 40.

The square root of 22966663 is about 4792.3546404664. The cubic root of 22966663 is about 284.2492315570.

The spelling of 22966663 in words is "twenty-two million, nine hundred sixty-six thousand, six hundred sixty-three".