23442135 has 16 divisors (see below), whose sum is σ = 37634784. Its totient is φ = 12460032.

The previous prime is 23442113. The next prime is 23442137. The reversal of 23442135 is 53124432.

It is not a de Polignac number, because 23442135 - 2⁵ = 23442103 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23442137) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2199 + ... + 7191.

It is an arithmetic number, because the mean of its divisors is an integer number (2352174).

Almost surely, 2^23442135 is an apocalyptic number.

23442135 is a deficient number, since it is larger than the sum of its proper divisors (14192649).

23442135 is a wasteful number, since it uses less digits than its factorization.

23442135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5314.

The product of its digits is 2880, while the sum is 24.

The square root of 23442135 is about 4841.7078598362. The cubic root of 23442135 is about 286.1974242856.

Adding to 23442135 its reverse (53124432), we get a palindrome (76566567).

The spelling of 23442135 in words is "twenty-three million, four hundred forty-two thousand, one hundred thirty-five".