25982799 has 4 divisors (see below), whose sum is σ = 34643736. Its totient is φ = 17321864.

The previous prime is 25982797. The next prime is 25982813. The reversal of 25982799 is 99728952.

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 25982799 - 2¹ = 25982797 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25982797) 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, 4330464 + ... + 4330469.

It is an arithmetic number, because the mean of its divisors is an integer number (8660934).

Almost surely, 2^25982799 is an apocalyptic number.

25982799 is a deficient number, since it is larger than the sum of its proper divisors (8660937).

25982799 is an equidigital number, since it uses as much as digits as its factorization.

25982799 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8660936.

The product of its digits is 816480, while the sum is 51.

The square root of 25982799 is about 5097.3325377103. The cubic root of 25982799 is about 296.1842617939.

The spelling of 25982799 in words is "twenty-five million, nine hundred eighty-two thousand, seven hundred ninety-nine".