2228242 has 8 divisors (see below), whose sum is σ = 3351600. Its totient is φ = 1111044.

The previous prime is 2228221. The next prime is 2228243. The reversal of 2228242 is 2428222.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a d-powerful number, because it can be written as 2 + 2² + 2¹⁷ + 8 + 2²⁰ + 4 + 2²⁰ .

It is not an unprimeable number, because it can be changed into a prime (2228243) 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, 492 + ... + 2167.

It is an arithmetic number, because the mean of its divisors is an integer number (418950).

2^2228242 is an apocalyptic number.

2228242 is a deficient number, since it is larger than the sum of its proper divisors (1123358).

2228242 is a wasteful number, since it uses less digits than its factorization.

2228242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3080.

The product of its digits is 1024, while the sum is 22.

The square root of 2228242 is about 1492.7297143154. The cubic root of 2228242 is about 130.6133149655.

It can be divided in two parts, 222 and 8242, that added together give a square (8464 = 92²).

The spelling of 2228242 in words is "two million, two hundred twenty-eight thousand, two hundred forty-two".