23242172 has 12 divisors (see below), whose sum is σ = 41131440. Its totient is φ = 11490336.

The previous prime is 23242169. The next prime is 23242183. The reversal of 23242172 is 27124232.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32288 + ... + 32999.

It is an arithmetic number, because the mean of its divisors is an integer number (3427620).

Almost surely, 2^23242172 is an apocalyptic number.

It is an amenable number.

23242172 is a deficient number, since it is larger than the sum of its proper divisors (17889268).

23242172 is a wasteful number, since it uses less digits than its factorization.

23242172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65380 (or 65378 counting only the distinct ones).

The product of its digits is 1344, while the sum is 23.

The square root of 23242172 is about 4821.0135863737. The cubic root of 23242172 is about 285.3813383046.

The spelling of 23242172 in words is "twenty-three million, two hundred forty-two thousand, one hundred seventy-two".