4423216 has 40 divisors (see below), whose sum is σ = 9946784. Its totient is φ = 1866240.

The previous prime is 4423207. The next prime is 4423231. The reversal of 4423216 is 6123244.

It is a happy number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 7906 + ... + 8446.

Almost surely, 2^4423216 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 4423216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4973392).

4423216 is an abundant number, since it is smaller than the sum of its proper divisors (5523568).

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

4423216 is a wasteful number, since it uses less digits than its factorization.

4423216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 629 (or 623 counting only the distinct ones).

The product of its digits is 1152, while the sum is 22.

The square root of 4423216 is about 2103.1443126899. The cubic root of 4423216 is about 164.1519511777.

The spelling of 4423216 in words is "four million, four hundred twenty-three thousand, two hundred sixteen".