4223894612 has 24 divisors (see below), whose sum is σ = 8503743360. Its totient is φ = 1798250400.

The previous prime is 4223894611. The next prime is 4223894627. The reversal of 4223894612 is 2164983224.

4223894612 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 4223894612.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4223894611) 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, 495287 + ... + 503742.

It is an arithmetic number, because the mean of its divisors is an integer number (354322640).

Almost surely, 2^4223894612 is an apocalyptic number.

It is an amenable number.

4223894612 is an abundant number, since it is smaller than the sum of its proper divisors (4279848748).

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

4223894612 is a wasteful number, since it uses less digits than its factorization.

4223894612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 999191 (or 999189 counting only the distinct ones).

The product of its digits is 165888, while the sum is 41.

The square root of 4223894612 is about 64991.4964591523. The cubic root of 4223894612 is about 1616.4825643807.

The spelling of 4223894612 in words is "four billion, two hundred twenty-three million, eight hundred ninety-four thousand, six hundred twelve".