2871242 has 16 divisors (see below), whose sum is σ = 4946400. Its totient is φ = 1236240.

The previous prime is 2871233. The next prime is 2871257. The reversal of 2871242 is 2421782.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3017 + ... + 3852.

It is an arithmetic number, because the mean of its divisors is an integer number (309150).

2^2871242 is an apocalyptic number.

2871242 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2871242 is a deficient number, since it is larger than the sum of its proper divisors (2075158).

2871242 is a wasteful number, since it uses less digits than its factorization.

2871242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6901.

The product of its digits is 1792, while the sum is 26.

The square root of 2871242 is about 1694.4739596701. The cubic root of 2871242 is about 142.1313668938.

It can be divided in two parts, 2871 and 242, that added together give a palindrome (3113).

The spelling of 2871242 in words is "two million, eight hundred seventy-one thousand, two hundred forty-two".