23442250 has 32 divisors (see below), whose sum is σ = 47266128. Its totient is φ = 8654400.

The previous prime is 23442241. The next prime is 23442253. The reversal of 23442250 is 5224432.

It can be written as a sum of positive squares in 8 ways, for example, as 622521 + 22819729 = 789^2 + 4777^2 .

It is not an unprimeable number, because it can be changed into a prime (23442253) 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 15 ways as a sum of consecutive naturals, for example, 357 + ... + 6856.

Almost surely, 2^23442250 is an apocalyptic number.

23442250 is an abundant number, since it is smaller than the sum of its proper divisors (23823878).

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

23442250 is a wasteful number, since it uses less digits than its factorization.

23442250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7243 (or 7233 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 22.

The square root of 23442250 is about 4841.7197357964. The cubic root of 23442250 is about 286.1978922841.

Adding to 23442250 its reverse (5224432), we get a palindrome (28666682).

The spelling of 23442250 in words is "twenty-three million, four hundred forty-two thousand, two hundred fifty".