26870 has 8 divisors (see below), whose sum is σ = 48384. Its totient is φ = 10744.

The previous prime is 26863. The next prime is 26879. The reversal of 26870 is 7862.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26879) by changing a digit.

26870 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1334 + ... + 1353.

It is an arithmetic number, because the mean of its divisors is an integer number (6048).

2²⁶⁸⁷⁰ is an apocalyptic number.

26870 is a deficient number, since it is larger than the sum of its proper divisors (21514).

26870 is a wasteful number, since it uses less digits than its factorization.

26870 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2694.

The product of its (nonzero) digits is 672, while the sum is 23.

The square root of 26870 is about 163.9207125412. The cubic root of 26870 is about 29.9517743697.

The spelling of 26870 in words is "twenty-six thousand, eight hundred seventy".