25835056 has 40 divisors (see below), whose sum is σ = 55777680. Its totient is φ = 11510016.

The previous prime is 25835023. The next prime is 25835057. The reversal of 25835056 is 65053852.

It is a happy number.

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (25835057) 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, 3891 + ... + 8173.

It is an arithmetic number, because the mean of its divisors is an integer number (1394442).

Almost surely, 2^25835056 is an apocalyptic number.

25835056 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 25835056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27888840).

25835056 is an abundant number, since it is smaller than the sum of its proper divisors (29942624).

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

25835056 is a wasteful number, since it uses less digits than its factorization.

25835056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4333 (or 4327 counting only the distinct ones).

The product of its (nonzero) digits is 36000, while the sum is 34.

The square root of 25835056 is about 5082.8196898965. The cubic root of 25835056 is about 295.6218082097.

Subtracting 25835056 from its reverse (65053852), we obtain a triangular number (39218796 = T₈₈₅₆).

The spelling of 25835056 in words is "twenty-five million, eight hundred thirty-five thousand, fifty-six".