4425216 has 80 divisors (see below), whose sum is σ = 12243264. Its totient is φ = 1419264.

The previous prime is 4425181. The next prime is 4425221. The reversal of 4425216 is 6125244.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 66015 + ... + 66081.

Almost surely, 2^4425216 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 4425216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6121632).

4425216 is an abundant number, since it is smaller than the sum of its proper divisors (7818048).

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

4425216 is an equidigital number, since it uses as much as digits as its factorization.

4425216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131 (or 115 counting only the distinct ones).

The product of its digits is 1920, while the sum is 24.

The square root of 4425216 is about 2103.6197375001. The cubic root of 4425216 is about 164.1766884151.

The spelling of 4425216 in words is "four million, four hundred twenty-five thousand, two hundred sixteen".