2842172 has 12 divisors (see below), whose sum is σ = 5235720. Its totient is φ = 1346256.

The previous prime is 2842159. The next prime is 2842181. The reversal of 2842172 is 2712482.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18623 + ... + 18774.

It is an arithmetic number, because the mean of its divisors is an integer number (436310).

2^2842172 is an apocalyptic number.

It is an amenable number.

2842172 is a deficient number, since it is larger than the sum of its proper divisors (2393548).

2842172 is a wasteful number, since it uses less digits than its factorization.

2842172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37420 (or 37418 counting only the distinct ones).

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

The square root of 2842172 is about 1685.8742539110. The cubic root of 2842172 is about 141.6500674131.

The spelling of 2842172 in words is "two million, eight hundred forty-two thousand, one hundred seventy-two".