25382859 has 16 divisors (see below), whose sum is σ = 35212320. Its totient is φ = 16244480.

The previous prime is 25382839. The next prime is 25382873. The reversal of 25382859 is 95828352.

It is a cyclic number.

It is not a de Polignac number, because 25382859 - 2⁸ = 25382603 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 25382859.

It is not an unprimeable number, because it can be changed into a prime (25382809) 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, 16399 + ... + 17879.

It is an arithmetic number, because the mean of its divisors is an integer number (2200770).

Almost surely, 2^25382859 is an apocalyptic number.

25382859 is a gapful number since it is divisible by the number (29) formed by its first and last digit.

25382859 is a deficient number, since it is larger than the sum of its proper divisors (9829461).

25382859 is a wasteful number, since it uses less digits than its factorization.

25382859 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1710.

The product of its digits is 172800, while the sum is 42.

The square root of 25382859 is about 5038.1404307542. The cubic root of 25382859 is about 293.8868670179.

The spelling of 25382859 in words is "twenty-five million, three hundred eighty-two thousand, eight hundred fifty-nine".