4380222 has 64 divisors (see below), whose sum is σ = 11520000. Its totient is φ = 1075680.

The previous prime is 4380221. The next prime is 4380223. The reversal of 4380222 is 2220834.

4380222 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (4380221) and next prime (4380223).

It is a Harshad number since it is a multiple of its sum of digits (21).

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4380221) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8529 + ... + 9027.

It is an arithmetic number, because the mean of its divisors is an integer number (180000).

Almost surely, 2^4380222 is an apocalyptic number.

4380222 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 4380222, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5760000).

4380222 is an abundant number, since it is smaller than the sum of its proper divisors (7139778).

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

4380222 is a wasteful number, since it uses less digits than its factorization.

4380222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 541.

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 4380222 is about 2092.8979908252. The cubic root of 4380222 is about 163.6183620489.

The spelling of 4380222 in words is "four million, three hundred eighty thousand, two hundred twenty-two".