26342239 has 8 divisors (see below), whose sum is σ = 32842368. Its totient is φ = 20526360.

The previous prime is 26342233. The next prime is 26342263. The reversal of 26342239 is 93224362.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 26342239 - 2⁹ = 26341727 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 26342239.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26342233) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 170977 + ... + 171130.

It is an arithmetic number, because the mean of its divisors is an integer number (4105296).

Almost surely, 2^26342239 is an apocalyptic number.

26342239 is a deficient number, since it is larger than the sum of its proper divisors (6500129).

26342239 is a wasteful number, since it uses less digits than its factorization.

26342239 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 342125.

The product of its digits is 15552, while the sum is 31.

The square root of 26342239 is about 5132.4690939157. The cubic root of 26342239 is about 297.5437931907.

The spelling of 26342239 in words is "twenty-six million, three hundred forty-two thousand, two hundred thirty-nine".