2722764 has 24 divisors (see below), whose sum is σ = 6931008. Its totient is φ = 825040.

The previous prime is 2722751. The next prime is 2722789. The reversal of 2722764 is 4672272.

2722764 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 7 ways as a sum of consecutive naturals, for example, 10182 + ... + 10445.

It is an arithmetic number, because the mean of its divisors is an integer number (288792).

2^2722764 is an apocalyptic number.

It is an amenable number.

2722764 is an abundant number, since it is smaller than the sum of its proper divisors (4208244).

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

2722764 is a wasteful number, since it uses less digits than its factorization.

2722764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20645 (or 20643 counting only the distinct ones).

The product of its digits is 9408, while the sum is 30.

The square root of 2722764 is about 1650.0799980607. The cubic root of 2722764 is about 139.6379078396.

It can be divided in two parts, 2722 and 764, that added together give a triangular number (3486 = T₈₃).

The spelling of 2722764 in words is "two million, seven hundred twenty-two thousand, seven hundred sixty-four".