23424042 has 16 divisors (see below), whose sum is σ = 46897920. Its totient is φ = 7799712.

The previous prime is 23424029. The next prime is 23424043. The reversal of 23424042 is 24042432.

It is not an unprimeable number, because it can be changed into a prime (23424043) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7278 + ... + 9990.

It is an arithmetic number, because the mean of its divisors is an integer number (2931120).

Almost surely, 2^23424042 is an apocalyptic number.

23424042 is an abundant number, since it is smaller than the sum of its proper divisors (23473878).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23424042 is a wasteful number, since it uses less digits than its factorization.

23424042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4157.

The product of its (nonzero) digits is 1536, while the sum is 21.

The square root of 23424042 is about 4839.8390469105. The cubic root of 23424042 is about 286.1237748112.

Adding to 23424042 its reverse (24042432), we get a palindrome (47466474).

The spelling of 23424042 in words is "twenty-three million, four hundred twenty-four thousand, forty-two".