2717391 has 8 divisors (see below), whose sum is σ = 3721264. Its totient is φ = 1762560.

The previous prime is 2717369. The next prime is 2717401. The reversal of 2717391 is 1937172.

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

It is not a de Polignac number, because 2717391 - 2⁵ = 2717359 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2717321) 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, 12130 + ... + 12351.

It is an arithmetic number, because the mean of its divisors is an integer number (465158).

2^2717391 is an apocalyptic number.

2717391 is a deficient number, since it is larger than the sum of its proper divisors (1003873).

2717391 is a wasteful number, since it uses less digits than its factorization.

2717391 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24521.

The product of its digits is 2646, while the sum is 30.

The square root of 2717391 is about 1648.4510911762. The cubic root of 2717391 is about 139.5459952902.

The spelling of 2717391 in words is "two million, seven hundred seventeen thousand, three hundred ninety-one".