23340252 has 72 divisors (see below), whose sum is σ = 62533296. Its totient is φ = 6749184.

The previous prime is 23340211. The next prime is 23340259. The reversal of 23340252 is 25204332.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23340259) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 34138 + ... + 34814.

It is an arithmetic number, because the mean of its divisors is an integer number (868518).

Almost surely, 2^23340252 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 23340252, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (31266648).

23340252 is an abundant number, since it is smaller than the sum of its proper divisors (39193044).

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

23340252 is a wasteful number, since it uses less digits than its factorization.

23340252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 727 (or 712 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 21.

The square root of 23340252 is about 4831.1750123547. The cubic root of 23340252 is about 285.7822033301.

Adding to 23340252 its reverse (25204332), we get a palindrome (48544584).

The spelling of 23340252 in words is "twenty-three million, three hundred forty thousand, two hundred fifty-two".