26851 has 4 divisors (see below), whose sum is σ = 29304. Its totient is φ = 24400.

The previous prime is 26849. The next prime is 26861. The reversal of 26851 is 15862.

26851 = T₃₈ + T₃₉ + ... + T₅₉.

It is a happy number.

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 26851 - 2¹ = 26849 is a prime.

It is a plaindrome in base 14.

It is not an unprimeable number, because it can be changed into a prime (26801) 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, 1210 + ... + 1231.

It is an arithmetic number, because the mean of its divisors is an integer number (7326).

2²⁶⁸⁵¹ is an apocalyptic number.

26851 is a deficient number, since it is larger than the sum of its proper divisors (2453).

26851 is a wasteful number, since it uses less digits than its factorization.

26851 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2452.

The product of its digits is 480, while the sum is 22.

The square root of 26851 is about 163.8627474443. The cubic root of 26851 is about 29.9447129890.

The spelling of 26851 in words is "twenty-six thousand, eight hundred fifty-one".