26456 has 8 divisors (see below), whose sum is σ = 49620. Its totient is φ = 13224.

The previous prime is 26449. The next prime is 26459. The reversal of 26456 is 65462.

It is a tau number, because it is divible by the number of its divisors (8).

It is a plaindrome in base 12.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 26456.

It is not an unprimeable number, because it can be changed into a prime (26459) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1646 + ... + 1661.

2²⁶⁴⁵⁶ is an apocalyptic number.

It is an amenable number.

26456 is a deficient number, since it is larger than the sum of its proper divisors (23164).

26456 is a wasteful number, since it uses less digits than its factorization.

26456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3313 (or 3309 counting only the distinct ones).

The product of its digits is 1440, while the sum is 23.

The square root of 26456 is about 162.6530048908. The cubic root of 26456 is about 29.7971500060.

The spelling of 26456 in words is "twenty-six thousand, four hundred fifty-six".