4421016 has 24 divisors (see below), whose sum is σ = 11973780. Its totient is φ = 1473648.

The previous prime is 4420993. The next prime is 4421023. The reversal of 4421016 is 6101244.

It is a tau number, because it is divible by the number of its divisors (24).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a self number, because there is not a number n which added to its sum of digits gives 4421016.

It is a congruent 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 5 ways as a sum of consecutive naturals, for example, 30630 + ... + 30773.

Almost surely, 2^4421016 is an apocalyptic number.

It is an amenable number.

4421016 is an abundant number, since it is smaller than the sum of its proper divisors (7552764).

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

4421016 is a wasteful number, since it uses less digits than its factorization.

4421016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61415 (or 61408 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 4421016 is about 2102.6212212379. The cubic root of 4421016 is about 164.1247316024.

The spelling of 4421016 in words is "four million, four hundred twenty-one thousand, sixteen".