26813713 has 4 divisors (see below), whose sum is σ = 27467748. Its totient is φ = 26159680.

The previous prime is 26813711. The next prime is 26813723. The reversal of 26813713 is 31731862.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 7524049 + 19289664 = 2743^2 + 4392^2 .

It is a cyclic number.

It is not a de Polignac number, because 26813713 - 2¹ = 26813711 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (26813711) 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, 326956 + ... + 327037.

It is an arithmetic number, because the mean of its divisors is an integer number (6866937).

Almost surely, 2^26813713 is an apocalyptic number.

It is an amenable number.

26813713 is a deficient number, since it is larger than the sum of its proper divisors (654035).

26813713 is an equidigital number, since it uses as much as digits as its factorization.

26813713 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 654034.

The product of its digits is 6048, while the sum is 31.

The square root of 26813713 is about 5178.1959213610. The cubic root of 26813713 is about 299.3084552593.

The spelling of 26813713 in words is "twenty-six million, eight hundred thirteen thousand, seven hundred thirteen".