23426251 has 2 divisors, whose sum is σ = 23426252. Its totient is φ = 23426250.

The previous prime is 23426239. The next prime is 23426327. The reversal of 23426251 is 15262432.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23426251 - 2¹⁵ = 23393483 is a prime.

It is not a weakly prime, because it can be changed into another prime (23426201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11713125 + 11713126.

It is an arithmetic number, because the mean of its divisors is an integer number (11713126).

Almost surely, 2^23426251 is an apocalyptic number.

23426251 is a deficient number, since it is larger than the sum of its proper divisors (1).

23426251 is an equidigital number, since it uses as much as digits as its factorization.

23426251 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2880, while the sum is 25.

The square root of 23426251 is about 4840.0672515989. The cubic root of 23426251 is about 286.1327688119.

Adding to 23426251 its reverse (15262432), we get a palindrome (38688683).

The spelling of 23426251 in words is "twenty-three million, four hundred twenty-six thousand, two hundred fifty-one".