4445422 has 8 divisors (see below), whose sum is σ = 6730776. Its totient is φ = 2201832.

The previous prime is 4445393. The next prime is 4445429. The reversal of 4445422 is 2245444.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4445429) 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 3 ways as a sum of consecutive naturals, for example, 10173 + ... + 10600.

It is an arithmetic number, because the mean of its divisors is an integer number (841347).

Almost surely, 2^4445422 is an apocalyptic number.

4445422 is a deficient number, since it is larger than the sum of its proper divisors (2285354).

4445422 is a wasteful number, since it uses less digits than its factorization.

4445422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20882.

The product of its digits is 5120, while the sum is 25.

The square root of 4445422 is about 2108.4169416887. The cubic root of 4445422 is about 164.4261917016.

The spelling of 4445422 in words is "four million, four hundred forty-five thousand, four hundred twenty-two".