23232120 has 32 divisors (see below), whose sum is σ = 69696720. Its totient is φ = 6195200.

The previous prime is 23232119. The next prime is 23232127. The reversal of 23232120 is 2123232.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 23232120.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23232127) 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, 96681 + ... + 96920.

Almost surely, 2^23232120 is an apocalyptic number.

23232120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23232120 is an abundant number, since it is smaller than the sum of its proper divisors (46464600).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23232120 is a wasteful number, since it uses less digits than its factorization.

23232120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 193615 (or 193611 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 15.

The square root of 23232120 is about 4819.9709542693. The cubic root of 23232120 is about 285.3401908756.

Adding to 23232120 its reverse (2123232), we get a palindrome (25355352).

The spelling of 23232120 in words is "twenty-three million, two hundred thirty-two thousand, one hundred twenty".