4022312 has 48 divisors (see below), whose sum is σ = 9083520. Its totient is φ = 1663200.

The previous prime is 4022303. The next prime is 4022323. The reversal of 4022312 is 2132204.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a nialpdrome in base 13.

It is a zygodrome in base 13.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11987 + ... + 12317.

It is an arithmetic number, because the mean of its divisors is an integer number (189240).

Almost surely, 2^4022312 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 4022312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4541760).

4022312 is an abundant number, since it is smaller than the sum of its proper divisors (5061208).

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

4022312 is a wasteful number, since it uses less digits than its factorization.

4022312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 382 (or 371 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 14.

The square root of 4022312 is about 2005.5702430980. The cubic root of 4022312 is about 159.0347088764.

Adding to 4022312 its reverse (2132204), we get a palindrome (6154516).

It can be divided in two parts, 4022 and 312, that added together give a palindrome (4334).

The spelling of 4022312 in words is "four million, twenty-two thousand, three hundred twelve".