23668242 has 64 divisors (see below), whose sum is σ = 54190080. Its totient is φ = 6836544.

The previous prime is 23668241. The next prime is 23668261. The reversal of 23668242 is 24286632.

It is not an unprimeable number, because it can be changed into a prime (23668241) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 141643 + ... + 141809.

It is an arithmetic number, because the mean of its divisors is an integer number (846720).

Almost surely, 2^23668242 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 23668242, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27095040).

23668242 is an abundant number, since it is smaller than the sum of its proper divisors (30521838).

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

23668242 is a wasteful number, since it uses less digits than its factorization.

23668242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 287.

The product of its digits is 27648, while the sum is 33.

The square root of 23668242 is about 4865.0017471734. The cubic root of 23668242 is about 287.1146373169.

The spelling of 23668242 in words is "twenty-three million, six hundred sixty-eight thousand, two hundred forty-two".