24255949 has 2 divisors, whose sum is σ = 24255950. Its totient is φ = 24255948.

The previous prime is 24255947. The next prime is 24255953. The reversal of 24255949 is 94955242.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 24255625 + 324 = 4925^2 + 18^2 .

It is a cyclic number.

It is not a de Polignac number, because 24255949 - 2¹ = 24255947 is a prime.

Together with 24255947, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (24255941) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12127974 + 12127975.

It is an arithmetic number, because the mean of its divisors is an integer number (12127975).

Almost surely, 2^24255949 is an apocalyptic number.

It is an amenable number.

24255949 is a deficient number, since it is larger than the sum of its proper divisors (1).

24255949 is an equidigital number, since it uses as much as digits as its factorization.

24255949 is an evil number, because the sum of its binary digits is even.

The product of its digits is 129600, while the sum is 40.

The square root of 24255949 is about 4925.0328932912. The cubic root of 24255949 is about 289.4716857574.

The spelling of 24255949 in words is "twenty-four million, two hundred fifty-five thousand, nine hundred forty-nine".