4223922 has 16 divisors (see below), whose sum is σ = 8944992. Its totient is φ = 1325120.

The previous prime is 4223911. The next prime is 4223959. The reversal of 4223922 is 2293224.

It is a Smith number, since the sum of its digits (24) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a d-powerful number, because it can be written as 4² + 2⁵ + 2⁶ + 3⁸ + 9⁴ + 2¹⁴ + 2²² .

It is a junction number, because it is equal to n+sod(n) for n = 4223892 and 4223901.

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, 20604 + ... + 20807.

It is an arithmetic number, because the mean of its divisors is an integer number (559062).

Almost surely, 2^4223922 is an apocalyptic number.

4223922 is an abundant number, since it is smaller than the sum of its proper divisors (4721070).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4223922 is a wasteful number, since it uses less digits than its factorization.

4223922 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41433.

The product of its digits is 1728, while the sum is 24.

The square root of 4223922 is about 2055.2182365871. The cubic root of 4223922 is about 161.6486058165.

The spelling of 4223922 in words is "four million, two hundred twenty-three thousand, nine hundred twenty-two".