2722766 has 4 divisors (see below), whose sum is σ = 4084152. Its totient is φ = 1361382.

The previous prime is 2722751. The next prime is 2722789. The reversal of 2722766 is 6672272.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 680690 + ... + 680693.

It is an arithmetic number, because the mean of its divisors is an integer number (1021038).

2^2722766 is an apocalyptic number.

2722766 is a deficient number, since it is larger than the sum of its proper divisors (1361386).

2722766 is a wasteful number, since it uses less digits than its factorization.

2722766 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1361385.

The product of its digits is 14112, while the sum is 32.

The square root of 2722766 is about 1650.0806040918. The cubic root of 2722766 is about 139.6379420298.

The spelling of 2722766 in words is "two million, seven hundred twenty-two thousand, seven hundred sixty-six".