2722571 has 4 divisors (see below), whose sum is σ = 2796192. Its totient is φ = 2648952.

The previous prime is 2722561. The next prime is 2722591. The reversal of 2722571 is 1752272.

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

It is a cyclic number.

It is not a de Polignac number, because 2722571 - 2⁶ = 2722507 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2722571.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2722541) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36755 + ... + 36828.

It is an arithmetic number, because the mean of its divisors is an integer number (699048).

2^2722571 is an apocalyptic number.

2722571 is a deficient number, since it is larger than the sum of its proper divisors (73621).

2722571 is an equidigital number, since it uses as much as digits as its factorization.

2722571 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73620.

The product of its digits is 1960, while the sum is 26.

The square root of 2722571 is about 1650.0215150112. The cubic root of 2722571 is about 139.6346084040.

Subtracting from 2722571 its reverse (1752272), we obtain a cube (970299 = 99³).

The spelling of 2722571 in words is "two million, seven hundred twenty-two thousand, five hundred seventy-one".