25275875 has 16 divisors (see below), whose sum is σ = 31717920. Its totient is φ = 20109600.

The previous prime is 25275869. The next prime is 25275893. The reversal of 25275875 is 57857252.

It is a de Polignac number, because none of the positive numbers 2^k-25275875 is a prime.

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 15 ways as a sum of consecutive naturals, for example, 28184 + ... + 29066.

It is an arithmetic number, because the mean of its divisors is an integer number (1982370).

Almost surely, 2^25275875 is an apocalyptic number.

25275875 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

25275875 is a deficient number, since it is larger than the sum of its proper divisors (6442045).

25275875 is an equidigital number, since it uses as much as digits as its factorization.

25275875 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1127 (or 1117 counting only the distinct ones).

The product of its digits is 196000, while the sum is 41.

The square root of 25275875 is about 5027.5118100309. The cubic root of 25275875 is about 293.4733928538.

The spelling of 25275875 in words is "twenty-five million, two hundred seventy-five thousand, eight hundred seventy-five".