23873249 has 2 divisors, whose sum is σ = 23873250. Its totient is φ = 23873248.

The previous prime is 23873243. The next prime is 23873257. The reversal of 23873249 is 94237832.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 14386849 + 9486400 = 3793^2 + 3080^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23873249 is a prime.

It is not a weakly prime, because it can be changed into another prime (23873243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11936624 + 11936625.

It is an arithmetic number, because the mean of its divisors is an integer number (11936625).

Almost surely, 2^23873249 is an apocalyptic number.

It is an amenable number.

23873249 is a deficient number, since it is larger than the sum of its proper divisors (1).

23873249 is an equidigital number, since it uses as much as digits as its factorization.

23873249 is an evil number, because the sum of its binary digits is even.

The product of its digits is 72576, while the sum is 38.

The square root of 23873249 is about 4886.0258902302. The cubic root of 23873249 is about 287.9412214472.

The spelling of 23873249 in words is "twenty-three million, eight hundred seventy-three thousand, two hundred forty-nine".