22232152 has 16 divisors (see below), whose sum is σ = 41806800. Its totient is φ = 11083680.

The previous prime is 22232143. The next prime is 22232167. The reversal of 22232152 is 25123222.

It is a super-2 number, since 2×22232152² = 988537165102208, which contains 22 as substring.

It is a congruent number.

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, 999 + ... + 6742.

It is an arithmetic number, because the mean of its divisors is an integer number (2612925).

Almost surely, 2^22232152 is an apocalyptic number.

It is an amenable number.

22232152 is a deficient number, since it is larger than the sum of its proper divisors (19574648).

22232152 is a wasteful number, since it uses less digits than its factorization.

22232152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8106 (or 8102 counting only the distinct ones).

The product of its digits is 480, while the sum is 19.

The square root of 22232152 is about 4715.0983022626. The cubic root of 22232152 is about 281.1860910263.

Adding to 22232152 its reverse (25123222), we get a palindrome (47355374).

The spelling of 22232152 in words is "twenty-two million, two hundred thirty-two thousand, one hundred fifty-two".