25262213 has 2 divisors, whose sum is σ = 25262214. Its totient is φ = 25262212.

The previous prime is 25262201. The next prime is 25262227. The reversal of 25262213 is 31226252.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 25230529 + 31684 = 5023^2 + 178^2 .

It is a cyclic number.

It is not a de Polignac number, because 25262213 - 2⁴ = 25262197 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25262243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12631106 + 12631107.

It is an arithmetic number, because the mean of its divisors is an integer number (12631107).

Almost surely, 2^25262213 is an apocalyptic number.

It is an amenable number.

25262213 is a deficient number, since it is larger than the sum of its proper divisors (1).

25262213 is an equidigital number, since it uses as much as digits as its factorization.

25262213 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1440, while the sum is 23.

The square root of 25262213 is about 5026.1529025687. The cubic root of 25262213 is about 293.4205076936.

Adding to 25262213 its reverse (31226252), we get a palindrome (56488465).

The spelling of 25262213 in words is "twenty-five million, two hundred sixty-two thousand, two hundred thirteen".