25860263 has 16 divisors (see below), whose sum is σ = 30571296. Its totient is φ = 21565440.

The previous prime is 25860251. The next prime is 25860271. The reversal of 25860263 is 36206852.

It is not a de Polignac number, because 25860263 - 2²⁴ = 9083047 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 (25860203) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27131 + ... + 28067.

It is an arithmetic number, because the mean of its divisors is an integer number (1910706).

Almost surely, 2^25860263 is an apocalyptic number.

25860263 is a deficient number, since it is larger than the sum of its proper divisors (4711033).

25860263 is a wasteful number, since it uses less digits than its factorization.

25860263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1154.

The product of its (nonzero) digits is 17280, while the sum is 32.

The square root of 25860263 is about 5085.2987129568. The cubic root of 25860263 is about 295.7179220160.

The spelling of 25860263 in words is "twenty-five million, eight hundred sixty thousand, two hundred sixty-three".