26259879 has 4 divisors (see below), whose sum is σ = 35013176. Its totient is φ = 17506584.

The previous prime is 26259869. The next prime is 26259889. The reversal of 26259879 is 97895262.

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

It is an interprime number because it is at equal distance from previous prime (26259869) and next prime (26259889).

It is not a de Polignac number, because 26259879 - 2⁹ = 26259367 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26259809) 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, 4376644 + ... + 4376649.

It is an arithmetic number, because the mean of its divisors is an integer number (8753294).

Almost surely, 2^26259879 is an apocalyptic number.

26259879 is a deficient number, since it is larger than the sum of its proper divisors (8753297).

26259879 is an equidigital number, since it uses as much as digits as its factorization.

26259879 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8753296.

The product of its digits is 544320, while the sum is 48.

The square root of 26259879 is about 5124.4393839717. The cubic root of 26259879 is about 297.2333755050.

The spelling of 26259879 in words is "twenty-six million, two hundred fifty-nine thousand, eight hundred seventy-nine".