4223936 has 28 divisors (see below), whose sum is σ = 8656320. Its totient is φ = 2042880.

The previous prime is 4223911. The next prime is 4223959. The reversal of 4223936 is 6393224.

It is a junction number, because it is equal to n+sod(n) for n = 4223899 and 4223908.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 920 + ... + 3048.

Almost surely, 2^4223936 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4223936, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4328160).

4223936 is an abundant number, since it is smaller than the sum of its proper divisors (4432384).

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

4223936 is a wasteful number, since it uses less digits than its factorization.

4223936 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2172 (or 2162 counting only the distinct ones).

The product of its digits is 7776, while the sum is 29.

The square root of 4223936 is about 2055.2216425486. The cubic root of 4223936 is about 161.6487844086.

The spelling of 4223936 in words is "four million, two hundred twenty-three thousand, nine hundred thirty-six".