2863272 has 32 divisors (see below), whose sum is σ = 7296480. Its totient is φ = 936000.

The previous prime is 2863229. The next prime is 2863277. The reversal of 2863272 is 2723682.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (2863277) 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, 147 + ... + 2397.

It is an arithmetic number, because the mean of its divisors is an integer number (228015).

2^2863272 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2863272, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3648240).

2863272 is an abundant number, since it is smaller than the sum of its proper divisors (4433208).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2863272 is a wasteful number, since it uses less digits than its factorization.

2863272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2313 (or 2309 counting only the distinct ones).

The product of its digits is 8064, while the sum is 30.

The square root of 2863272 is about 1692.1205630805. The cubic root of 2863272 is about 141.9997355017. Note that the first 3 decimals are identical.

The spelling of 2863272 in words is "two million, eight hundred sixty-three thousand, two hundred seventy-two".