23342172 has 24 divisors (see below), whose sum is σ = 62246016. Its totient is φ = 6669168.

The previous prime is 23342147. The next prime is 23342213. The reversal of 23342172 is 27124332.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 138858 + ... + 139025.

It is an arithmetic number, because the mean of its divisors is an integer number (2593584).

Almost surely, 2^23342172 is an apocalyptic number.

It is an amenable number.

23342172 is an abundant number, since it is smaller than the sum of its proper divisors (38903844).

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

23342172 is a wasteful number, since it uses less digits than its factorization.

23342172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 277897 (or 277895 counting only the distinct ones).

The product of its digits is 2016, while the sum is 24.

The square root of 23342172 is about 4831.3737176915. The cubic root of 23342172 is about 285.7900393892.

The spelling of 23342172 in words is "twenty-three million, three hundred forty-two thousand, one hundred seventy-two".