2228798 has 16 divisors (see below), whose sum is σ = 3928176. Its totient is φ = 935040.

The previous prime is 2228797. The next prime is 2228813. The reversal of 2228798 is 8978222.

It is a d-powerful number, because it can be written as 2² + 2¹⁶ + 2¹⁶ + 8³ + 7² + 9 + 8⁷ .

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2228797) 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, 3611 + ... + 4182.

It is an arithmetic number, because the mean of its divisors is an integer number (245511).

2^2228798 is an apocalyptic number.

2228798 is a deficient number, since it is larger than the sum of its proper divisors (1699378).

2228798 is a wasteful number, since it uses less digits than its factorization.

2228798 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7819.

The product of its digits is 32256, while the sum is 38.

The square root of 2228798 is about 1492.9159386918. The cubic root of 2228798 is about 130.6241777838.

The spelling of 2228798 in words is "two million, two hundred twenty-eight thousand, seven hundred ninety-eight".