4783218 has 48 divisors (see below), whose sum is σ = 10989216. Its totient is φ = 1376320.

The previous prime is 4783187. The next prime is 4783223. The reversal of 4783218 is 8123874.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is an alternating number because its digits alternate between even and odd.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 34846 + ... + 34982.

It is an arithmetic number, because the mean of its divisors is an integer number (228942).

Almost surely, 2^4783218 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4783218, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5494608).

4783218 is an abundant number, since it is smaller than the sum of its proper divisors (6205998).

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

4783218 is a wasteful number, since it uses less digits than its factorization.

4783218 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 199 (or 176 counting only the distinct ones).

The product of its digits is 10752, while the sum is 33.

The square root of 4783218 is about 2187.0569265568. The cubic root of 4783218 is about 168.4897134079.

The spelling of 4783218 in words is "four million, seven hundred eighty-three thousand, two hundred eighteen".