25346213 has 2 divisors, whose sum is σ = 25346214. Its totient is φ = 25346212.

The previous prime is 25346141. The next prime is 25346263. The reversal of 25346213 is 31264352.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 21967969 + 3378244 = 4687^2 + 1838^2 .

It is a cyclic number.

It is not a de Polignac number, because 25346213 - 2¹⁸ = 25084069 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25346263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12673106 + 12673107.

It is an arithmetic number, because the mean of its divisors is an integer number (12673107).

Almost surely, 2^25346213 is an apocalyptic number.

It is an amenable number.

25346213 is a deficient number, since it is larger than the sum of its proper divisors (1).

25346213 is an equidigital number, since it uses as much as digits as its factorization.

25346213 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4320, while the sum is 26.

The square root of 25346213 is about 5034.5022594096. The cubic root of 25346213 is about 293.7453677857.

The spelling of 25346213 in words is "twenty-five million, three hundred forty-six thousand, two hundred thirteen".