25371 has 6 divisors (see below), whose sum is σ = 36660. Its totient is φ = 16908.

The previous prime is 25367. The next prime is 25373. The reversal of 25371 is 17352.

25371 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 25371 - 2² = 25367 is a prime.

It is not an unprimeable number, because it can be changed into a prime (25373) 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, 1401 + ... + 1418.

It is an arithmetic number, because the mean of its divisors is an integer number (6110).

2²⁵³⁷¹ is an apocalyptic number.

25371 is a deficient number, since it is larger than the sum of its proper divisors (11289).

25371 is a wasteful number, since it uses less digits than its factorization.

25371 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2825 (or 2822 counting only the distinct ones).

The product of its digits is 210, while the sum is 18.

The square root of 25371 is about 159.2827674295. The cubic root of 25371 is about 29.3841091412.

It can be divided in two parts, 253 and 71, that added together give a square (324 = 18²).

The spelling of 25371 in words is "twenty-five thousand, three hundred seventy-one".