2731716 has 54 divisors (see below), whose sum is σ = 7493850. Its totient is φ = 838656.

The previous prime is 2731709. The next prime is 2731721. The reversal of 2731716 is 6171372.

2731716 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 9216 + 2722500 = 96^2 + 1650^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 2731716.

It is an unprimeable number.

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 17 ways as a sum of consecutive naturals, for example, 5860 + ... + 6308.

It is an arithmetic number, because the mean of its divisors is an integer number (138775).

2^2731716 is an apocalyptic number.

2731716 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2731716, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3746925).

2731716 is an abundant number, since it is smaller than the sum of its proper divisors (4762134).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2731716 is a wasteful number, since it uses less digits than its factorization.

2731716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 485 (or 467 counting only the distinct ones).

The product of its digits is 1764, while the sum is 27.

The square root of 2731716 is about 1652.7903678325. The cubic root of 2731716 is about 139.7907759146.

The spelling of 2731716 in words is "two million, seven hundred thirty-one thousand, seven hundred sixteen".