23442835 has 12 divisors (see below), whose sum is σ = 30462912. Its totient is φ = 17311008.

The previous prime is 23442833. The next prime is 23442841. The reversal of 23442835 is 53824432.

It is not a de Polignac number, because 23442835 - 2¹ = 23442833 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 23442797 and 23442806.

It is not an unprimeable number, because it can be changed into a prime (23442833) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13027 + ... + 14716.

It is an arithmetic number, because the mean of its divisors is an integer number (2538576).

Almost surely, 2^23442835 is an apocalyptic number.

23442835 is a deficient number, since it is larger than the sum of its proper divisors (7020077).

23442835 is a wasteful number, since it uses less digits than its factorization.

23442835 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27774 (or 27761 counting only the distinct ones).

The product of its digits is 23040, while the sum is 31.

The square root of 23442835 is about 4841.7801478382. The cubic root of 23442835 is about 286.2002729483.

The spelling of 23442835 in words is "twenty-three million, four hundred forty-two thousand, eight hundred thirty-five".