26056099 has 4 divisors (see below), whose sum is σ = 26445064. Its totient is φ = 25667136.

The previous prime is 26056061. The next prime is 26056117. The reversal of 26056099 is 99065062.

It is a happy number.

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 26056099 - 2⁷ = 26055971 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (26056799) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 194382 + ... + 194515.

It is an arithmetic number, because the mean of its divisors is an integer number (6611266).

Almost surely, 2^26056099 is an apocalyptic number.

26056099 is a deficient number, since it is larger than the sum of its proper divisors (388965).

26056099 is an equidigital number, since it uses as much as digits as its factorization.

26056099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 388964.

The product of its (nonzero) digits is 29160, while the sum is 37.

The square root of 26056099 is about 5104.5175090306. The cubic root of 26056099 is about 296.4625218164.

The spelling of 26056099 in words is "twenty-six million, fifty-six thousand, ninety-nine".