26397313 has 8 divisors (see below), whose sum is σ = 27104000. Its totient is φ = 25694928.

The previous prime is 26397299. The next prime is 26397341. The reversal of 26397313 is 31379362.

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

It is a cyclic number.

It is not a de Polignac number, because 26397313 - 2²¹ = 24300161 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (26397373) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14128 + ... + 15886.

It is an arithmetic number, because the mean of its divisors is an integer number (3388000).

Almost surely, 2^26397313 is an apocalyptic number.

It is an amenable number.

26397313 is a deficient number, since it is larger than the sum of its proper divisors (706687).

26397313 is a wasteful number, since it uses less digits than its factorization.

26397313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2151.

The product of its digits is 20412, while the sum is 34.

The square root of 26397313 is about 5137.8315464795. The cubic root of 26397313 is about 297.7510081760.

The spelling of 26397313 in words is "twenty-six million, three hundred ninety-seven thousand, three hundred thirteen".