22966897 has 4 divisors (see below), whose sum is σ = 22976496. Its totient is φ = 22957300.

The previous prime is 22966883. The next prime is 22966913. The reversal of 22966897 is 79866922.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 22966897 - 2¹¹ = 22964849 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 22966897.

It is not an unprimeable number, because it can be changed into a prime (22967897) 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, 2022 + ... + 7072.

It is an arithmetic number, because the mean of its divisors is an integer number (5744124).

Almost surely, 2^22966897 is an apocalyptic number.

It is an amenable number.

22966897 is a deficient number, since it is larger than the sum of its proper divisors (9599).

22966897 is an equidigital number, since it uses as much as digits as its factorization.

22966897 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9598.

The product of its digits is 653184, while the sum is 49.

The square root of 22966897 is about 4792.3790542903. The cubic root of 22966897 is about 284.2501969286.

The spelling of 22966897 in words is "twenty-two million, nine hundred sixty-six thousand, eight hundred ninety-seven".