25339393 has 2 divisors, whose sum is σ = 25339394. Its totient is φ = 25339392.

The previous prime is 25339381. The next prime is 25339453. The reversal of 25339393 is 39393352.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 18948609 + 6390784 = 4353^2 + 2528^2 .

It is a cyclic number.

It is not a de Polignac number, because 25339393 - 2⁹ = 25338881 is a prime.

It is not a weakly prime, because it can be changed into another prime (25339373) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12669696 + 12669697.

It is an arithmetic number, because the mean of its divisors is an integer number (12669697).

Almost surely, 2^25339393 is an apocalyptic number.

It is an amenable number.

25339393 is a deficient number, since it is larger than the sum of its proper divisors (1).

25339393 is an equidigital number, since it uses as much as digits as its factorization.

25339393 is an evil number, because the sum of its binary digits is even.

The product of its digits is 65610, while the sum is 37.

The square root of 25339393 is about 5033.8248876972. The cubic root of 25339393 is about 293.7190190353.

The spelling of 25339393 in words is "twenty-five million, three hundred thirty-nine thousand, three hundred ninety-three".