25323223 has 2 divisors, whose sum is σ = 25323224. Its totient is φ = 25323222.

The previous prime is 25323203. The next prime is 25323227. The reversal of 25323223 is 32232352.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 25323223 - 2¹⁷ = 25192151 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 25323194 and 25323203.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25323227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12661611 + 12661612.

It is an arithmetic number, because the mean of its divisors is an integer number (12661612).

Almost surely, 2^25323223 is an apocalyptic number.

25323223 is a deficient number, since it is larger than the sum of its proper divisors (1).

25323223 is an equidigital number, since it uses as much as digits as its factorization.

25323223 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2160, while the sum is 22.

The square root of 25323223 is about 5032.2184968461. The cubic root of 25323223 is about 293.6565280993.

Adding to 25323223 its reverse (32232352), we get a palindrome (57555575).

The spelling of 25323223 in words is "twenty-five million, three hundred twenty-three thousand, two hundred twenty-three".