23444249 has 2 divisors, whose sum is σ = 23444250. Its totient is φ = 23444248.

The previous prime is 23444243. The next prime is 23444257. The reversal of 23444249 is 94244432.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 15264649 + 8179600 = 3907^2 + 2860^2 .

It is a cyclic number.

It is not a de Polignac number, because 23444249 - 2⁸ = 23443993 is a prime.

It is a super-2 number, since 2×23444249² = 1099265622348002, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (23444243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11722124 + 11722125.

It is an arithmetic number, because the mean of its divisors is an integer number (11722125).

Almost surely, 2^23444249 is an apocalyptic number.

It is an amenable number.

23444249 is a deficient number, since it is larger than the sum of its proper divisors (1).

23444249 is an equidigital number, since it uses as much as digits as its factorization.

23444249 is an evil number, because the sum of its binary digits is even.

The product of its digits is 27648, while the sum is 32.

The square root of 23444249 is about 4841.9261663103. The cubic root of 23444249 is about 286.2060270738.

The spelling of 23444249 in words is "twenty-three million, four hundred forty-four thousand, two hundred forty-nine".