25342697 has 2 divisors, whose sum is σ = 25342698. Its totient is φ = 25342696.

The previous prime is 25342679. The next prime is 25342703. The reversal of 25342697 is 79624352.

Together with previous prime (25342679) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 23222761 + 2119936 = 4819^2 + 1456^2 .

It is a cyclic number.

It is not a de Polignac number, because 25342697 - 2¹⁸ = 25080553 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 25342697.

It is not a weakly prime, because it can be changed into another prime (25342627) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12671348 + 12671349.

It is an arithmetic number, because the mean of its divisors is an integer number (12671349).

Almost surely, 2^25342697 is an apocalyptic number.

It is an amenable number.

25342697 is a deficient number, since it is larger than the sum of its proper divisors (1).

25342697 is an equidigital number, since it uses as much as digits as its factorization.

25342697 is an evil number, because the sum of its binary digits is even.

The product of its digits is 90720, while the sum is 38.

The square root of 25342697 is about 5034.1530568706. The cubic root of 25342697 is about 293.7317844748.

The spelling of 25342697 in words is "twenty-five million, three hundred forty-two thousand, six hundred ninety-seven".