22166241 has 16 divisors (see below), whose sum is σ = 30563520. Its totient is φ = 14281920.

The previous prime is 22166233. The next prime is 22166257. The reversal of 22166241 is 14266122.

It is not a de Polignac number, because 22166241 - 2³ = 22166233 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22166201) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9771 + ... + 11823.

It is an arithmetic number, because the mean of its divisors is an integer number (1910220).

Almost surely, 2^22166241 is an apocalyptic number.

It is an amenable number.

22166241 is a deficient number, since it is larger than the sum of its proper divisors (8397279).

22166241 is a wasteful number, since it uses less digits than its factorization.

22166241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2176.

The product of its digits is 1152, while the sum is 24.

The square root of 22166241 is about 4708.1037584148. The cubic root of 22166241 is about 280.9079412897.

The spelling of 22166241 in words is "twenty-two million, one hundred sixty-six thousand, two hundred forty-one".