26255231 has 4 divisors (see below), whose sum is σ = 26301312. Its totient is φ = 26209152.

The previous prime is 26255209. The next prime is 26255249. The reversal of 26255231 is 13255262.

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 26255231 - 2¹⁴ = 26238847 is a prime.

It is a super-2 number, since 2×26255231² = 1378674309726722, which contains 22 as substring.

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 26255231.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26255291) 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, 22175 + ... + 23328.

It is an arithmetic number, because the mean of its divisors is an integer number (6575328).

Almost surely, 2^26255231 is an apocalyptic number.

26255231 is a deficient number, since it is larger than the sum of its proper divisors (46081).

26255231 is an equidigital number, since it uses as much as digits as its factorization.

26255231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46080.

The product of its digits is 3600, while the sum is 26.

The square root of 26255231 is about 5123.9858508782. The cubic root of 26255231 is about 297.2158376957.

The spelling of 26255231 in words is "twenty-six million, two hundred fifty-five thousand, two hundred thirty-one".