4422312 has 48 divisors (see below), whose sum is σ = 12685140. Its totient is φ = 1387008.

The previous prime is 4422311. The next prime is 4422331. The reversal of 4422312 is 2132244.

It can be written as a sum of positive squares in 2 ways, for example, as 4186116 + 236196 = 2046^2 + 486^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

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

It is not an unprimeable number, because it can be changed into a prime (4422311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 583 + ... + 3030.

Almost surely, 2^4422312 is an apocalyptic number.

It is an amenable number.

4422312 is an abundant number, since it is smaller than the sum of its proper divisors (8262828).

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

4422312 is a wasteful number, since it uses less digits than its factorization.

4422312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3642 (or 3635 counting only the distinct ones).

The product of its digits is 384, while the sum is 18.

The square root of 4422312 is about 2102.9293854050. The cubic root of 4422312 is about 164.1407674994.

Adding to 4422312 its reverse (2132244), we get a palindrome (6554556).

The spelling of 4422312 in words is "four million, four hundred twenty-two thousand, three hundred twelve".