4223136 has 24 divisors (see below), whose sum is σ = 11085984. Its totient is φ = 1407680.

The previous prime is 4223117. The next prime is 4223171. The reversal of 4223136 is 6313224.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (24).

It is a nude number because it is divisible by every one of its digits.

It is an Ulam number.

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, 21900 + ... + 22091.

It is an arithmetic number, because the mean of its divisors is an integer number (461916).

Almost surely, 2^4223136 is an apocalyptic number.

It is an amenable number.

4223136 is an abundant number, since it is smaller than the sum of its proper divisors (6862848).

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

4223136 is a wasteful number, since it uses less digits than its factorization.

4223136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44004 (or 43996 counting only the distinct ones).

The product of its digits is 864, while the sum is 21.

The square root of 4223136 is about 2055.0270071218. The cubic root of 4223136 is about 161.6385785096.

The spelling of 4223136 in words is "four million, two hundred twenty-three thousand, one hundred thirty-six".