25686852 has 24 divisors (see below), whose sum is σ = 60199776. Its totient is φ = 8524608.

The previous prime is 25686851. The next prime is 25686853. The reversal of 25686852 is 25868652.

It is an interprime number because it is at equal distance from previous prime (25686851) and next prime (25686853).

It is not an unprimeable number, because it can be changed into a prime (25686851) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1798 + ... + 7389.

It is an arithmetic number, because the mean of its divisors is an integer number (2508324).

Almost surely, 2^25686852 is an apocalyptic number.

It is an amenable number.

25686852 is an abundant number, since it is smaller than the sum of its proper divisors (34512924).

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

25686852 is a wasteful number, since it uses less digits than its factorization.

25686852 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9427 (or 9425 counting only the distinct ones).

The product of its digits is 230400, while the sum is 42.

The square root of 25686852 is about 5068.2198058095. The cubic root of 25686852 is about 295.0554410786.

The spelling of 25686852 in words is "twenty-five million, six hundred eighty-six thousand, eight hundred fifty-two".