26830 has 8 divisors (see below), whose sum is σ = 48312. Its totient is φ = 10728.

The previous prime is 26821. The next prime is 26833. The reversal of 26830 is 3862.

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

It is an Ulam number.

It is a plaindrome in base 16.

It is a junction number, because it is equal to n+sod(n) for n = 26798 and 26807.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26833) 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, 1332 + ... + 1351.

It is an arithmetic number, because the mean of its divisors is an integer number (6039).

2²⁶⁸³⁰ is an apocalyptic number.

26830 is a deficient number, since it is larger than the sum of its proper divisors (21482).

26830 is a wasteful number, since it uses less digits than its factorization.

26830 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2690.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 26830 is about 163.7986568932. The cubic root of 26830 is about 29.9369044284.

The spelling of 26830 in words is "twenty-six thousand, eight hundred thirty".