2891713 has 4 divisors (see below), whose sum is σ = 3154608. Its totient is φ = 2628820.

The previous prime is 2891701. The next prime is 2891729. The reversal of 2891713 is 3171982.

2891713 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 2891713 - 2⁹ = 2891201 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an Ulam number.

It is a Duffinian number.

It is a nialpdrome in base 12.

It is not an unprimeable number, because it can be changed into a prime (2801713) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 131431 + ... + 131452.

It is an arithmetic number, because the mean of its divisors is an integer number (788652).

2^2891713 is an apocalyptic number.

It is an amenable number.

2891713 is a deficient number, since it is larger than the sum of its proper divisors (262895).

2891713 is a wasteful number, since it uses less digits than its factorization.

2891713 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 262894.

The product of its digits is 3024, while the sum is 31.

The square root of 2891713 is about 1700.5037488933. The cubic root of 2891713 is about 142.4683504144.

It can be divided in two parts, 289 and 1713, that added together give a palindrome (2002).

The spelling of 2891713 in words is "two million, eight hundred ninety-one thousand, seven hundred thirteen".