25825835 has 12 divisors (see below), whose sum is σ = 35459568. Its totient is φ = 17688528.

The previous prime is 25825829. The next prime is 25825847. The reversal of 25825835 is 53852852.

It is not a de Polignac number, because 25825835 - 2⁴ = 25825819 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 29636 + ... + 30494.

It is an arithmetic number, because the mean of its divisors is an integer number (2954964).

Almost surely, 2^25825835 is an apocalyptic number.

25825835 is a deficient number, since it is larger than the sum of its proper divisors (9633733).

25825835 is an frugal number, since it uses more digits than its factorization.

25825835 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1730 (or 871 counting only the distinct ones).

The product of its digits is 96000, while the sum is 38.

The square root of 25825835 is about 5081.9125336826. The cubic root of 25825835 is about 295.5866330964.

The spelling of 25825835 in words is "twenty-five million, eight hundred twenty-five thousand, eight hundred thirty-five".