4223430 has 48 divisors (see below), whose sum is σ = 11085984. Its totient is φ = 1115520.

The previous prime is 4223413. The next prime is 4223431. The reversal of 4223430 is 343224.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a d-powerful number, because it can be written as 4⁴ + 2 + 2²¹ + 3¹² + 4⁴ + 3¹³ + 0 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4223431) 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, 14890 + ... + 15170.

It is an arithmetic number, because the mean of its divisors is an integer number (230958).

Almost surely, 2^4223430 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4223430, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5542992).

4223430 is an abundant number, since it is smaller than the sum of its proper divisors (6862554).

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

4223430 is a wasteful number, since it uses less digits than its factorization.

4223430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 461 (or 458 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 18.

The square root of 4223430 is about 2055.0985377835. The cubic root of 4223430 is about 161.6423293273.

Adding to 4223430 its reverse (343224), we get a palindrome (4566654).

The spelling of 4223430 in words is "four million, two hundred twenty-three thousand, four hundred thirty".