25034393 has 2 divisors, whose sum is σ = 25034394. Its totient is φ = 25034392.

The previous prime is 25034369. The next prime is 25034411. The reversal of 25034393 is 39343052.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 20403289 + 4631104 = 4517^2 + 2152^2 .

It is a cyclic number.

It is not a de Polignac number, because 25034393 - 2⁸ = 25034137 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (25034323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12517196 + 12517197.

It is an arithmetic number, because the mean of its divisors is an integer number (12517197).

Almost surely, 2^25034393 is an apocalyptic number.

It is an amenable number.

25034393 is a deficient number, since it is larger than the sum of its proper divisors (1).

25034393 is an equidigital number, since it uses as much as digits as its factorization.

25034393 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9720, while the sum is 29.

The square root of 25034393 is about 5003.4381179345. The cubic root of 25034393 is about 292.5358000353.

It can be divided in two parts, 250 and 34393, that added together give a palindrome (34643).

The spelling of 25034393 in words is "twenty-five million, thirty-four thousand, three hundred ninety-three".