25851126 has 48 divisors (see below), whose sum is σ = 62774784. Its totient is φ = 7063056.

The previous prime is 25851109. The next prime is 25851131. The reversal of 25851126 is 62115852.

It is a junction number, because it is equal to n+sod(n) for n = 25851093 and 25851102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4851 + ... + 8673.

It is an arithmetic number, because the mean of its divisors is an integer number (1307808).

Almost surely, 2^25851126 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 25851126, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (31387392).

25851126 is an abundant number, since it is smaller than the sum of its proper divisors (36923658).

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

25851126 is a wasteful number, since it uses less digits than its factorization.

25851126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3865 (or 3858 counting only the distinct ones).

The product of its digits is 4800, while the sum is 30.

The square root of 25851126 is about 5084.4002596176. The cubic root of 25851126 is about 295.6830900303.

Adding to 25851126 its reverse (62115852), we get a palindrome (87966978).

The spelling of 25851126 in words is "twenty-five million, eight hundred fifty-one thousand, one hundred twenty-six".