4389224 has 24 divisors (see below), whose sum is σ = 9574290. Its totient is φ = 1880928.

The previous prime is 4389223. The next prime is 4389227. The reversal of 4389224 is 4229834.

It can be written as a sum of positive squares in only one way, i.e., 4120900 + 268324 = 2030^2 + 518^2 .

It is not an unprimeable number, because it can be changed into a prime (4389221) 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 5 ways as a sum of consecutive naturals, for example, 5207 + ... + 5990.

Almost surely, 2^4389224 is an apocalyptic number.

It is an amenable number.

4389224 is an abundant number, since it is smaller than the sum of its proper divisors (5185066).

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

4389224 is a wasteful number, since it uses less digits than its factorization.

4389224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11217 (or 11206 counting only the distinct ones).

The product of its digits is 13824, while the sum is 32.

The square root of 4389224 is about 2095.0474934951. The cubic root of 4389224 is about 163.7303719457.

The spelling of 4389224 in words is "four million, three hundred eighty-nine thousand, two hundred twenty-four".