25445882 has 16 divisors (see below), whose sum is σ = 47587392. Its totient is φ = 9913920.

The previous prime is 25445881. The next prime is 25445887. The reversal of 25445882 is 28854452.

It is not an unprimeable number, because it can be changed into a prime (25445881) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 82463 + ... + 82770.

It is an arithmetic number, because the mean of its divisors is an integer number (2974212).

Almost surely, 2^25445882 is an apocalyptic number.

25445882 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

25445882 is a deficient number, since it is larger than the sum of its proper divisors (22141510).

25445882 is a wasteful number, since it uses less digits than its factorization.

25445882 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165253.

The product of its digits is 102400, while the sum is 38.

The square root of 25445882 is about 5044.3911426455. The cubic root of 25445882 is about 294.1298961691.

The spelling of 25445882 in words is "twenty-five million, four hundred forty-five thousand, eight hundred eighty-two".