4228394166 has 24 divisors (see below), whose sum is σ = 9334381680. Its totient is φ = 1382870736.

The previous prime is 4228394161. The next prime is 4228394237. The reversal of 4228394166 is 6614938224.

4228394166 is a `hidden beast` number, since 4 + 228 + 3 + 9 + 416 + 6 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4228394161) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2215186 + ... + 2217093.

It is an arithmetic number, because the mean of its divisors is an integer number (388932570).

Almost surely, 2^4228394166 is an apocalyptic number.

4228394166 is an abundant number, since it is smaller than the sum of its proper divisors (5105987514).

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

4228394166 is a wasteful number, since it uses less digits than its factorization.

4228394166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4432340 (or 4432337 counting only the distinct ones).

The product of its digits is 497664, while the sum is 45.

The square root of 4228394166 is about 65026.1037276569. The cubic root of 4228394166 is about 1617.0563531131.

The spelling of 4228394166 in words is "four billion, two hundred twenty-eight million, three hundred ninety-four thousand, one hundred sixty-six".