23668829 has 2 divisors, whose sum is σ = 23668830. Its totient is φ = 23668828.

The previous prime is 23668807. The next prime is 23668837. The reversal of 23668829 is 92886632.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 23020804 + 648025 = 4798^2 + 805^2 .

It is a cyclic number.

It is not a de Polignac number, because 23668829 - 2¹² = 23664733 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 23668829.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23662829) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11834414 + 11834415.

It is an arithmetic number, because the mean of its divisors is an integer number (11834415).

Almost surely, 2^23668829 is an apocalyptic number.

It is an amenable number.

23668829 is a deficient number, since it is larger than the sum of its proper divisors (1).

23668829 is an equidigital number, since it uses as much as digits as its factorization.

23668829 is an evil number, because the sum of its binary digits is even.

The product of its digits is 248832, while the sum is 44.

The square root of 23668829 is about 4865.0620756574. The cubic root of 23668829 is about 287.1170108899.

The spelling of 23668829 in words is "twenty-three million, six hundred sixty-eight thousand, eight hundred twenty-nine".