23929242 has 32 divisors (see below), whose sum is σ = 49401792. Its totient is φ = 7722624.

The previous prime is 23929231. The next prime is 23929247. The reversal of 23929242 is 24292932.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (23929247) 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, 35008 + ... + 35684.

It is an arithmetic number, because the mean of its divisors is an integer number (1543806).

Almost surely, 2^23929242 is an apocalyptic number.

23929242 is an abundant number, since it is smaller than the sum of its proper divisors (25472550).

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

23929242 is a wasteful number, since it uses less digits than its factorization.

23929242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 862.

The product of its digits is 15552, while the sum is 33.

The square root of 23929242 is about 4891.7524467209. The cubic root of 23929242 is about 288.1661608670.

The spelling of 23929242 in words is "twenty-three million, nine hundred twenty-nine thousand, two hundred forty-two".