2277328 has 20 divisors (see below), whose sum is σ = 4436100. Its totient is φ = 1132544.

The previous prime is 2277311. The next prime is 2277329. The reversal of 2277328 is 8237722.

It can be written as a sum of positive squares in 2 ways, for example, as 659344 + 1617984 = 812^2 + 1272^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 2277328.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2277329) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4848 + ... + 5296.

It is an arithmetic number, because the mean of its divisors is an integer number (221805).

2^2277328 is an apocalyptic number.

It is an amenable number.

2277328 is a deficient number, since it is larger than the sum of its proper divisors (2158772).

2277328 is a wasteful number, since it uses less digits than its factorization.

2277328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 774 (or 768 counting only the distinct ones).

The product of its digits is 9408, while the sum is 31.

The square root of 2277328 is about 1509.0818400604. The cubic root of 2277328 is about 131.5654519548.

It can be divided in two parts, 22773 and 28, that added together give a square (22801 = 151²).

The spelling of 2277328 in words is "two million, two hundred seventy-seven thousand, three hundred twenty-eight".