25978883 has 4 divisors (see below), whose sum is σ = 29690160. Its totient is φ = 22267608.

The previous prime is 25978879. The next prime is 25978919. The reversal of 25978883 is 38887952.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 25978883 - 2² = 25978879 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (25978283) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1855628 + ... + 1855641.

It is an arithmetic number, because the mean of its divisors is an integer number (7422540).

Almost surely, 2^25978883 is an apocalyptic number.

25978883 is a deficient number, since it is larger than the sum of its proper divisors (3711277).

25978883 is an equidigital number, since it uses as much as digits as its factorization.

25978883 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3711276.

The product of its digits is 967680, while the sum is 50.

The square root of 25978883 is about 5096.9484007590. The cubic root of 25978883 is about 296.1693812333.

The spelling of 25978883 in words is "twenty-five million, nine hundred seventy-eight thousand, eight hundred eighty-three".