25795560 has 192 divisors, whose sum is σ = 93078720. Its totient is φ = 5698560.

The previous prime is 25795541. The next prime is 25795589. The reversal of 25795560 is 6559752.

It is an unprimeable number.

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 47 ways as a sum of consecutive naturals, for example, 241027 + ... + 241133.

It is an arithmetic number, because the mean of its divisors is an integer number (484785).

Almost surely, 2^25795560 is an apocalyptic number.

25795560 is a gapful number since it is divisible by the number (20) 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 25795560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (46539360).

25795560 is an abundant number, since it is smaller than the sum of its proper divisors (67283160).

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

25795560 is a wasteful number, since it uses less digits than its factorization.

25795560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 176 (or 165 counting only the distinct ones).

The product of its (nonzero) digits is 94500, while the sum is 39.

The square root of 25795560 is about 5078.9329588015. The cubic root of 25795560 is about 295.4710849195.

The spelling of 25795560 in words is "twenty-five million, seven hundred ninety-five thousand, five hundred sixty".