4421207 has 16 divisors (see below), whose sum is σ = 5458752. Its totient is φ = 3494400.

The previous prime is 4421203. The next prime is 4421213. The reversal of 4421207 is 7021244.

It is not a de Polignac number, because 4421207 - 2² = 4421203 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4421201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5957 + ... + 6657.

It is an arithmetic number, because the mean of its divisors is an integer number (341172).

Almost surely, 2^4421207 is an apocalyptic number.

4421207 is a deficient number, since it is larger than the sum of its proper divisors (1037545).

4421207 is a wasteful number, since it uses less digits than its factorization.

4421207 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 778.

The product of its (nonzero) digits is 448, while the sum is 20.

The square root of 4421207 is about 2102.6666402452. Note that the first 4 decimals coincide. The cubic root of 4421207 is about 164.1270951144.

The spelling of 4421207 in words is "four million, four hundred twenty-one thousand, two hundred seven".