4024218 has 48 divisors (see below), whose sum is σ = 9269568. Its totient is φ = 1161600.

The previous prime is 4024211. The next prime is 4024259. The reversal of 4024218 is 8124204.

It is a Smith number, since the sum of its digits (21) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 4024194 and 4024203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4024211) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 16578 + ... + 16818.

It is an arithmetic number, because the mean of its divisors is an integer number (193116).

Almost surely, 2^4024218 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4024218, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4634784).

4024218 is an abundant number, since it is smaller than the sum of its proper divisors (5245350).

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

4024218 is a wasteful number, since it uses less digits than its factorization.

4024218 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 291 (or 280 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 21.

The square root of 4024218 is about 2006.0453633954. The cubic root of 4024218 is about 159.0598248039.

The spelling of 4024218 in words is "four million, twenty-four thousand, two hundred eighteen".