8261713 has 4 divisors (see below), whose sum is σ = 8696560.
Its totient is φ = 7826868.
The previous prime is 8261689. The next prime is 8261749. The reversal of 8261713 is 3171628.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 8261713 - 213 = 8253521 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (8261783) 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, 217395 + ... + 217432.
It is an arithmetic number, because the mean of its divisors is an integer number (2174140).
Almost surely, 28261713 is an apocalyptic number.
It is an amenable number.
8261713 is a deficient number, since it is larger than the sum of its proper divisors (434847).
8261713 is a wasteful number, since it uses less digits than its factorization.
8261713 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 434846.
The product of its digits is 2016, while the sum is 28.
The square root of 8261713 is about 2874.3195716552.
The cubic root of 8261713 is about 202.1575821636.
The spelling of 8261713 in words is "eight million, two hundred sixty-one thousand, seven hundred thirteen".