25860801 has 4 divisors (see below), whose sum is σ = 34481072. Its totient is φ = 17240532.

The previous prime is 25860797. The next prime is 25860803. The reversal of 25860801 is 10806852.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 25860801 - 2² = 25860797 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (25860803) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4310131 + ... + 4310136.

It is an arithmetic number, because the mean of its divisors is an integer number (8620268).

Almost surely, 2^25860801 is an apocalyptic number.

It is an amenable number.

25860801 is a deficient number, since it is larger than the sum of its proper divisors (8620271).

25860801 is an equidigital number, since it uses as much as digits as its factorization.

25860801 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8620270.

The product of its (nonzero) digits is 3840, while the sum is 30.

The square root of 25860801 is about 5085.3516102626. The cubic root of 25860801 is about 295.7199727188.

The spelling of 25860801 in words is "twenty-five million, eight hundred sixty thousand, eight hundred one".