4023312 has 40 divisors (see below), whose sum is σ = 10535040. Its totient is φ = 1322880.

The previous prime is 4023311. The next prime is 4023317. The reversal of 4023312 is 2133204.

It is a junction number, because it is equal to n+sod(n) for n = 4023291 and 4023300.

It is not an unprimeable number, because it can be changed into a prime (4023311) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3262 + ... + 4322.

It is an arithmetic number, because the mean of its divisors is an integer number (263376).

Almost surely, 2^4023312 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 4023312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5267520).

4023312 is an abundant number, since it is smaller than the sum of its proper divisors (6511728).

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

4023312 is a wasteful number, since it uses less digits than its factorization.

4023312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1151 (or 1145 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 15.

The square root of 4023312 is about 2005.8195332582. The cubic root of 4023312 is about 159.0478871622.

Adding to 4023312 its reverse (2133204), we get a palindrome (6156516).

The spelling of 4023312 in words is "four million, twenty-three thousand, three hundred twelve".