25423263 has 6 divisors (see below), whose sum is σ = 36722504. Its totient is φ = 16948836.

The previous prime is 25423259. The next prime is 25423271. The reversal of 25423263 is 36232452.

It is not a de Polignac number, because 25423263 - 2² = 25423259 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25423243) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1412395 + ... + 1412412.

Almost surely, 2^25423263 is an apocalyptic number.

25423263 is a deficient number, since it is larger than the sum of its proper divisors (11299241).

25423263 is a wasteful number, since it uses less digits than its factorization.

25423263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2824813 (or 2824810 counting only the distinct ones).

The product of its digits is 8640, while the sum is 27.

The square root of 25423263 is about 5042.1486491376. The cubic root of 25423263 is about 294.0427190459.

The spelling of 25423263 in words is "twenty-five million, four hundred twenty-three thousand, two hundred sixty-three".