2871722 has 16 divisors (see below), whose sum is σ = 5044032. Its totient is φ = 1200480.

The previous prime is 2871721. The next prime is 2871731. The reversal of 2871722 is 2271782.

It is not an unprimeable number, because it can be changed into a prime (2871721) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1928 + ... + 3075.

It is an arithmetic number, because the mean of its divisors is an integer number (315252).

2^2871722 is an apocalyptic number.

2871722 is a deficient number, since it is larger than the sum of its proper divisors (2172310).

2871722 is a wasteful number, since it uses less digits than its factorization.

2871722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5053.

The product of its digits is 3136, while the sum is 29.

The square root of 2871722 is about 1694.6155906282. The cubic root of 2871722 is about 142.1392867249.

The spelling of 2871722 in words is "two million, eight hundred seventy-one thousand, seven hundred twenty-two".