26855423 has 4 divisors (see below), whose sum is σ = 30691920. Its totient is φ = 23018928.

The previous prime is 26855419. The next prime is 26855431. The reversal of 26855423 is 32455862.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 32455862 = 2 ⋅16227931.

It is a cyclic number.

It is not a de Polignac number, because 26855423 - 2² = 26855419 is a prime.

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26855453) 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, 1918238 + ... + 1918251.

It is an arithmetic number, because the mean of its divisors is an integer number (7672980).

Almost surely, 2^26855423 is an apocalyptic number.

26855423 is a deficient number, since it is larger than the sum of its proper divisors (3836497).

26855423 is an equidigital number, since it uses as much as digits as its factorization.

26855423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3836496.

The product of its digits is 57600, while the sum is 35.

The square root of 26855423 is about 5182.2218208023. The cubic root of 26855423 is about 299.4635710145.

The spelling of 26855423 in words is "twenty-six million, eight hundred fifty-five thousand, four hundred twenty-three".