26968479 has 4 divisors (see below), whose sum is σ = 35957976. Its totient is φ = 17978984.

The previous prime is 26968471. The next prime is 26968483. The reversal of 26968479 is 97486962.

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 26968479 - 2³ = 26968471 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26968471) 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, 4494744 + ... + 4494749.

It is an arithmetic number, because the mean of its divisors is an integer number (8989494).

Almost surely, 2^26968479 is an apocalyptic number.

26968479 is a deficient number, since it is larger than the sum of its proper divisors (8989497).

26968479 is an equidigital number, since it uses as much as digits as its factorization.

26968479 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8989496.

The product of its digits is 1306368, while the sum is 51.

The square root of 26968479 is about 5193.1184273036. The cubic root of 26968479 is about 299.8832100952.

It can be divided in two parts, 2696 and 8479, that added together give a triangular number (11175 = T₁₄₉).

The spelling of 26968479 in words is "twenty-six million, nine hundred sixty-eight thousand, four hundred seventy-nine".