4223489 has 4 divisors (see below), whose sum is σ = 4229424. Its totient is φ = 4217556.

The previous prime is 4223459. The next prime is 4223501. The reversal of 4223489 is 9843224.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4223489 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (4223459) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1727 + ... + 3380.

It is an arithmetic number, because the mean of its divisors is an integer number (1057356).

Almost surely, 2^4223489 is an apocalyptic number.

It is an amenable number.

4223489 is a deficient number, since it is larger than the sum of its proper divisors (5935).

4223489 is an equidigital number, since it uses as much as digits as its factorization.

4223489 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5934.

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

The square root of 4223489 is about 2055.1128922762. The cubic root of 4223489 is about 161.6430820214.

The spelling of 4223489 in words is "four million, two hundred twenty-three thousand, four hundred eighty-nine".