23319242 has 16 divisors (see below), whose sum is σ = 36174600. Its totient is φ = 11266560.

The previous prime is 23319239. The next prime is 23319253. The reversal of 23319242 is 24291332.

It is a Cunningham number, because it is equal to 4829²+1.

It can be written as a sum of positive squares in 4 ways, for example, as 16248961 + 7070281 = 4031^2 + 2659^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7634 + ... + 10242.

Almost surely, 2^23319242 is an apocalyptic number.

23319242 is a deficient number, since it is larger than the sum of its proper divisors (12855358).

23319242 is a wasteful number, since it uses less digits than its factorization.

23319242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2761.

The product of its digits is 2592, while the sum is 26.

The square root of 23319242 is about 4829.0001035411. Note that the first 3 decimals coincide. The cubic root of 23319242 is about 285.6964275267.

The spelling of 23319242 in words is "twenty-three million, three hundred nineteen thousand, two hundred forty-two".