23542339 has 2 divisors, whose sum is σ = 23542340. Its totient is φ = 23542338.

The previous prime is 23542319. The next prime is 23542367. The reversal of 23542339 is 93324532.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23542339 - 2⁹ = 23541827 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 23542339.

It is not a weakly prime, because it can be changed into another prime (23542319) 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 as a sum of consecutive naturals, namely, 11771169 + 11771170.

It is an arithmetic number, because the mean of its divisors is an integer number (11771170).

Almost surely, 2^23542339 is an apocalyptic number.

23542339 is a deficient number, since it is larger than the sum of its proper divisors (1).

23542339 is an equidigital number, since it uses as much as digits as its factorization.

23542339 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 19440, while the sum is 31.

The square root of 23542339 is about 4852.0448266684. The cubic root of 23542339 is about 286.6046306780.

The spelling of 23542339 in words is "twenty-three million, five hundred forty-two thousand, three hundred thirty-nine".