25234493 has 2 divisors, whose sum is σ = 25234494. Its totient is φ = 25234492.

The previous prime is 25234471. The next prime is 25234499. The reversal of 25234493 is 39443252.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 20403289 + 4831204 = 4517^2 + 2198^2 .

It is a cyclic number.

It is not a de Polignac number, because 25234493 - 2¹⁸ = 24972349 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25234499) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12617246 + 12617247.

It is an arithmetic number, because the mean of its divisors is an integer number (12617247).

Almost surely, 2^25234493 is an apocalyptic number.

It is an amenable number.

25234493 is a deficient number, since it is larger than the sum of its proper divisors (1).

25234493 is an equidigital number, since it uses as much as digits as its factorization.

25234493 is an evil number, because the sum of its binary digits is even.

The product of its digits is 25920, while the sum is 32.

The square root of 25234493 is about 5023.3945694122. The cubic root of 25234493 is about 293.3131458501.

The spelling of 25234493 in words is "twenty-five million, two hundred thirty-four thousand, four hundred ninety-three".