4221746 has 16 divisors (see below), whose sum is σ = 6746976. Its totient is φ = 1974336.

The previous prime is 4221713. The next prime is 4221751. The reversal of 4221746 is 6471224.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7445 + ... + 7991.

It is an arithmetic number, because the mean of its divisors is an integer number (421686).

Almost surely, 2^4221746 is an apocalyptic number.

4221746 is a deficient number, since it is larger than the sum of its proper divisors (2525230).

4221746 is a wasteful number, since it uses less digits than its factorization.

4221746 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 793.

The product of its digits is 2688, while the sum is 26.

The square root of 4221746 is about 2054.6887842201. The cubic root of 4221746 is about 161.6208426945.

The spelling of 4221746 in words is "four million, two hundred twenty-one thousand, seven hundred forty-six".