4421416 has 8 divisors (see below), whose sum is σ = 8290170. Its totient is φ = 2210704.

The previous prime is 4421413. The next prime is 4421423. The reversal of 4421416 is 6141244.

It can be written as a sum of positive squares in only one way, i.e., 4218916 + 202500 = 2054^2 + 450^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (4421413) 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 as a sum of consecutive naturals, namely, 276331 + ... + 276346.

Almost surely, 2^4421416 is an apocalyptic number.

It is an amenable number.

4421416 is a deficient number, since it is larger than the sum of its proper divisors (3868754).

4421416 is a wasteful number, since it uses less digits than its factorization.

4421416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 552683 (or 552679 counting only the distinct ones).

The product of its digits is 768, while the sum is 22.

The square root of 4421416 is about 2102.7163384537. The cubic root of 4421416 is about 164.1296812877.

The spelling of 4421416 in words is "four million, four hundred twenty-one thousand, four hundred sixteen".