4224500 has 96 divisors (see below), whose sum is σ = 11321856. Its totient is φ = 1344000.

The previous prime is 4224491. The next prime is 4224503. The reversal of 4224500 is 54224.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4224503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 59465 + ... + 59535.

It is an arithmetic number, because the mean of its divisors is an integer number (117936).

Almost surely, 2^4224500 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4224500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5660928).

4224500 is an abundant number, since it is smaller than the sum of its proper divisors (7097356).

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

4224500 is a wasteful number, since it uses less digits than its factorization.

4224500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114 (or 102 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 17.

The square root of 4224500 is about 2055.3588494470. The cubic root of 4224500 is about 161.6559787930.

Adding to 4224500 its reverse (54224), we get a palindrome (4278724).

It can be divided in two parts, 42 and 24500, that added together give a palindrome (24542).

The spelling of 4224500 in words is "four million, two hundred twenty-four thousand, five hundred".