23442233 has 4 divisors (see below), whose sum is σ = 23527140. Its totient is φ = 23357328.

The previous prime is 23442229. The next prime is 23442241. The reversal of 23442233 is 33224432.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 14845609 + 8596624 = 3853^2 + 2932^2 .

It is a cyclic number.

It is not a de Polignac number, because 23442233 - 2² = 23442229 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 23442199 and 23442208.

It is not an unprimeable number, because it can be changed into a prime (23442203) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42038 + ... + 42591.

It is an arithmetic number, because the mean of its divisors is an integer number (5881785).

Almost surely, 2^23442233 is an apocalyptic number.

It is an amenable number.

23442233 is a deficient number, since it is larger than the sum of its proper divisors (84907).

23442233 is an equidigital number, since it uses as much as digits as its factorization.

23442233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84906.

The product of its digits is 3456, while the sum is 23.

The square root of 23442233 is about 4841.7179802215. The cubic root of 23442233 is about 286.1978231018.

Adding to 23442233 its reverse (33224432), we get a palindrome (56666665).

The spelling of 23442233 in words is "twenty-three million, four hundred forty-two thousand, two hundred thirty-three".