2857132 has 6 divisors (see below), whose sum is σ = 4999988. Its totient is φ = 1428564.

The previous prime is 2857123. The next prime is 2857159. The reversal of 2857132 is 2317582.

2857132 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 2857132.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 357138 + ... + 357145.

2^2857132 is an apocalyptic number.

It is an amenable number.

2857132 is a deficient number, since it is larger than the sum of its proper divisors (2142856).

2857132 is a wasteful number, since it uses less digits than its factorization.

2857132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 714287 (or 714285 counting only the distinct ones).

The product of its digits is 3360, while the sum is 28.

The square root of 2857132 is about 1690.3052978678. The cubic root of 2857132 is about 141.8981614589.

The spelling of 2857132 in words is "two million, eight hundred fifty-seven thousand, one hundred thirty-two".