4228194 has 16 divisors (see below), whose sum is σ = 8485920. Its totient is φ = 1404480.

The previous prime is 4228177. The next prime is 4228199. The reversal of 4228194 is 4918224.

It is a d-powerful number, because it can be written as 4⁵ + 2³ + 2¹⁵ + 8 + 1 + 9² + 4¹¹ .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (4228199) 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, 922 + ... + 3050.

It is an arithmetic number, because the mean of its divisors is an integer number (530370).

Almost surely, 2^4228194 is an apocalyptic number.

4228194 is an abundant number, since it is smaller than the sum of its proper divisors (4257726).

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

4228194 is a wasteful number, since it uses less digits than its factorization.

4228194 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2465.

The product of its digits is 4608, while the sum is 30.

The square root of 4228194 is about 2056.2572796224. The cubic root of 4228194 is about 161.7030836349.

Adding to 4228194 its sum of digits (30), we get a palindrome (4228224).

The spelling of 4228194 in words is "four million, two hundred twenty-eight thousand, one hundred ninety-four".