23442259 has 2 divisors, whose sum is σ = 23442260. Its totient is φ = 23442258.

The previous prime is 23442253. The next prime is 23442299. The reversal of 23442259 is 95224432.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23442259 - 2¹³ = 23434067 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 23442259.

It is not a weakly prime, because it can be changed into another prime (23442253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11721129 + 11721130.

It is an arithmetic number, because the mean of its divisors is an integer number (11721130).

Almost surely, 2^23442259 is an apocalyptic number.

23442259 is a deficient number, since it is larger than the sum of its proper divisors (1).

23442259 is an equidigital number, since it uses as much as digits as its factorization.

23442259 is an evil number, because the sum of its binary digits is even.

The product of its digits is 17280, while the sum is 31.

The square root of 23442259 is about 4841.7206652181. The cubic root of 23442259 is about 286.1979289100.

The spelling of 23442259 in words is "twenty-three million, four hundred forty-two thousand, two hundred fifty-nine".