4228394193 has 6 divisors (see below), whose sum is σ = 6107680514. Its totient is φ = 2818929456.

The previous prime is 4228394161. The next prime is 4228394237. The reversal of 4228394193 is 3914938224.

4228394193 is a `hidden beast` number, since 4 + 228 + 3 + 9 + 419 + 3 = 666.

It can be written as a sum of positive squares in only one way, i.e., 3932794944 + 295599249 = 62712^2 + 17193^2 .

It is not a de Polignac number, because 4228394193 - 2⁵ = 4228394161 is a prime.

It is a super-2 number, since 2×4228394193² = 35758634902792242498, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4228394393) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 234910780 + ... + 234910797.

Almost surely, 2^4228394193 is an apocalyptic number.

It is an amenable number.

4228394193 is a deficient number, since it is larger than the sum of its proper divisors (1879286321).

4228394193 is a wasteful number, since it uses less digits than its factorization.

4228394193 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 469821583 (or 469821580 counting only the distinct ones).

The product of its digits is 373248, while the sum is 45.

The square root of 4228394193 is about 65026.1039352659. The cubic root of 4228394193 is about 1617.0563565549.

The spelling of 4228394193 in words is "four billion, two hundred twenty-eight million, three hundred ninety-four thousand, one hundred ninety-three".