2726228 has 6 divisors (see below), whose sum is σ = 4770906. Its totient is φ = 1363112.

The previous prime is 2726221. The next prime is 2726231. The reversal of 2726228 is 8226272.

It can be written as a sum of positive squares in only one way, i.e., 1444804 + 1281424 = 1202^2 + 1132^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 2726228.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2726221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 340775 + ... + 340782.

It is an arithmetic number, because the mean of its divisors is an integer number (795151).

2^2726228 is an apocalyptic number.

It is an amenable number.

2726228 is a deficient number, since it is larger than the sum of its proper divisors (2044678).

2726228 is a wasteful number, since it uses less digits than its factorization.

2726228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 681561 (or 681559 counting only the distinct ones).

The product of its digits is 5376, while the sum is 29.

The square root of 2726228 is about 1651.1293105024. The cubic root of 2726228 is about 139.6971002299.

The spelling of 2726228 in words is "two million, seven hundred twenty-six thousand, two hundred twenty-eight".