2813706 has 48 divisors (see below), whose sum is σ = 7061184. Its totient is φ = 793152.

The previous prime is 2813693. The next prime is 2813711. The reversal of 2813706 is 6073182.

It is a self number, because there is not a number n which added to its sum of digits gives 2813706.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 17181 + ... + 17343.

It is an arithmetic number, because the mean of its divisors is an integer number (147108).

2^2813706 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2813706, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3530592).

2813706 is an abundant number, since it is smaller than the sum of its proper divisors (4247478).

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

2813706 is a wasteful number, since it uses less digits than its factorization.

2813706 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 315 (or 312 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 27.

The square root of 2813706 is about 1677.4105043191. The cubic root of 2813706 is about 141.1755772615.

Adding to 2813706 its reverse (6073182), we get a palindrome (8886888).

The spelling of 2813706 in words is "two million, eight hundred thirteen thousand, seven hundred six".