22163852 has 12 divisors (see below), whose sum is σ = 41068440. Its totient is φ = 10430016.

The previous prime is 22163839. The next prime is 22163887. The reversal of 22163852 is 25836122.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 162902 + ... + 163037.

It is an arithmetic number, because the mean of its divisors is an integer number (3422370).

Almost surely, 2^22163852 is an apocalyptic number.

It is an amenable number.

22163852 is a deficient number, since it is larger than the sum of its proper divisors (18904588).

22163852 is a wasteful number, since it uses less digits than its factorization.

22163852 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 325960 (or 325958 counting only the distinct ones).

The product of its digits is 5760, while the sum is 29.

The square root of 22163852 is about 4707.8500400926. The cubic root of 22163852 is about 280.8978491683.

Adding to 22163852 its reverse (25836122), we get a palindrome (47999974).

The spelling of 22163852 in words is "twenty-two million, one hundred sixty-three thousand, eight hundred fifty-two".