23722252 has 12 divisors (see below), whose sum is σ = 41558776. Its totient is φ = 11848320.

The previous prime is 23722249. The next prime is 23722253. The reversal of 23722252 is 25222732.

It is a happy number.

It is a hoax number, since the sum of its digits (25) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (23722253) by changing a digit.

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, 1852 + ... + 7132.

Almost surely, 2^23722252 is an apocalyptic number.

It is an amenable number.

23722252 is a deficient number, since it is larger than the sum of its proper divisors (17836524).

23722252 is a wasteful number, since it uses less digits than its factorization.

23722252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6408 (or 6406 counting only the distinct ones).

The product of its digits is 3360, while the sum is 25.

The square root of 23722252 is about 4870.5494556569. The cubic root of 23722252 is about 287.3328661851.

Adding to 23722252 its reverse (25222732), we get a palindrome (48944984).

It can be divided in two parts, 2372 and 2252, that added together give a square (4624 = 68²).

The spelling of 23722252 in words is "twenty-three million, seven hundred twenty-two thousand, two hundred fifty-two".