4416021 has 12 divisors (see below), whose sum is σ = 6460480. Its totient is φ = 2906280.

The previous prime is 4416017. The next prime is 4416029. The reversal of 4416021 is 1206144.

It is not a de Polignac number, because 4416021 - 2² = 4416017 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4415985 and 4416003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4416029) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2395 + ... + 3816.

Almost surely, 2^4416021 is an apocalyptic number.

It is an amenable number.

4416021 is a deficient number, since it is larger than the sum of its proper divisors (2044459).

4416021 is a wasteful number, since it uses less digits than its factorization.

4416021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6296 (or 6293 counting only the distinct ones).

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

The square root of 4416021 is about 2101.4330824464. The cubic root of 4416021 is about 164.0628972507.

It can be divided in two parts, 4 and 416021, that added together give a square (416025 = 645²).

The spelling of 4416021 in words is "four million, four hundred sixteen thousand, twenty-one".