23949242 has 8 divisors (see below), whose sum is σ = 36031476. Its totient is φ = 11938752.

The previous prime is 23949241. The next prime is 23949257. The reversal of 23949242 is 24294932.

It can be written as a sum of positive squares in 2 ways, for example, as 20259001 + 3690241 = 4501^2 + 1921^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (23949241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17093 + ... + 18440.

Almost surely, 2^23949242 is an apocalyptic number.

23949242 is a deficient number, since it is larger than the sum of its proper divisors (12082234).

23949242 is a wasteful number, since it uses less digits than its factorization.

23949242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35872.

The product of its digits is 31104, while the sum is 35.

The square root of 23949242 is about 4893.7962769204. The cubic root of 23949242 is about 288.2464213604.

The spelling of 23949242 in words is "twenty-three million, nine hundred forty-nine thousand, two hundred forty-two".