25782882 has 32 divisors (see below), whose sum is σ = 52868160. Its totient is φ = 8379840.

The previous prime is 25782877. The next prime is 25782893. The reversal of 25782882 is 28828752.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 61032 + ... + 61452.

It is an arithmetic number, because the mean of its divisors is an integer number (1652130).

Almost surely, 2^25782882 is an apocalyptic number.

25782882 is an abundant number, since it is smaller than the sum of its proper divisors (27085278).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

25782882 is a wasteful number, since it uses less digits than its factorization.

25782882 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 658.

The product of its digits is 143360, while the sum is 42.

The square root of 25782882 is about 5077.6847086049. The cubic root of 25782882 is about 295.4226709512.

It can be divided in two parts, 2578 and 2882, that added together give a triangular number (5460 = T₁₀₄).

The spelling of 25782882 in words is "twenty-five million, seven hundred eighty-two thousand, eight hundred eighty-two".