22641146 has 16 divisors (see below), whose sum is σ = 37303200. Its totient is φ = 10220880.

The previous prime is 22641133. The next prime is 22641181. The reversal of 22641146 is 64114622.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 176 + ... + 6731.

It is an arithmetic number, because the mean of its divisors is an integer number (2331450).

Almost surely, 2^22641146 is an apocalyptic number.

22641146 is a deficient number, since it is larger than the sum of its proper divisors (14662054).

22641146 is a wasteful number, since it uses less digits than its factorization.

22641146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7069.

The product of its digits is 2304, while the sum is 26.

The square root of 22641146 is about 4758.2713247565. The cubic root of 22641146 is about 282.8999050843.

Adding to 22641146 its reverse (64114622), we get a palindrome (86755768).

The spelling of 22641146 in words is "twenty-two million, six hundred forty-one thousand, one hundred forty-six".