22431106 has 16 divisors (see below), whose sum is σ = 34110720. Its totient is φ = 11062240.

The previous prime is 22431089. The next prime is 22431107. The reversal of 22431106 is 60113422.

It is not an unprimeable number, because it can be changed into a prime (22431107) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 79686 + ... + 79966.

It is an arithmetic number, because the mean of its divisors is an integer number (2131920).

Almost surely, 2^22431106 is an apocalyptic number.

22431106 is a deficient number, since it is larger than the sum of its proper divisors (11679614).

22431106 is a wasteful number, since it uses less digits than its factorization.

22431106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 689.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 22431106 is about 4736.1488574579. The cubic root of 22431106 is about 282.0223730217.

Adding to 22431106 its reverse (60113422), we get a palindrome (82544528).

The spelling of 22431106 in words is "twenty-two million, four hundred thirty-one thousand, one hundred six".