23442933 has 16 divisors (see below), whose sum is σ = 32460480. Its totient is φ = 15031296.

The previous prime is 23442931. The next prime is 23442943. The reversal of 23442933 is 33924432.

It is not a de Polignac number, because 23442933 - 2¹ = 23442931 is a prime.

It is a super-2 number, since 2×23442933² = 1099142215284978, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 23442933.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23442931) 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, 40341 + ... + 40917.

It is an arithmetic number, because the mean of its divisors is an integer number (2028780).

Almost surely, 2^23442933 is an apocalyptic number.

It is an amenable number.

23442933 is a deficient number, since it is larger than the sum of its proper divisors (9017547).

23442933 is a wasteful number, since it uses less digits than its factorization.

23442933 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1076.

The product of its digits is 15552, while the sum is 30.

The square root of 23442933 is about 4841.7902680723. The cubic root of 23442933 is about 286.2006717565.

The spelling of 23442933 in words is "twenty-three million, four hundred forty-two thousand, nine hundred thirty-three".