23524242 has 64 divisors (see below), whose sum is σ = 58060800. Its totient is φ = 6203520.

The previous prime is 23524231. The next prime is 23524247. The reversal of 23524242 is 24242532.

It is a happy number.

23524242 is a modest number, since divided by 4242 gives 2352 as remainder.

It is not an unprimeable number, because it can be changed into a prime (23524247) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 32359 + ... + 33077.

It is an arithmetic number, because the mean of its divisors is an integer number (907200).

Almost surely, 2^23524242 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 23524242, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29030400).

23524242 is an abundant number, since it is smaller than the sum of its proper divisors (34536558).

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

23524242 is a wasteful number, since it uses less digits than its factorization.

23524242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 791.

The product of its digits is 3840, while the sum is 24.

The square root of 23524242 is about 4850.1795843041. The cubic root of 23524242 is about 286.5311741766.

Adding to 23524242 its reverse (24242532), we get a palindrome (47766774).

The spelling of 23524242 in words is "twenty-three million, five hundred twenty-four thousand, two hundred forty-two".