4422132 has 72 divisors (see below), whose sum is σ = 13147680. Its totient is φ = 1235520.

The previous prime is 4422127. The next prime is 4422139. The reversal of 4422132 is 2312244.

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 a nialpdrome in base 13.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4422139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4719 + ... + 5577.

Almost surely, 2^4422132 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 4422132, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6573840).

4422132 is an abundant number, since it is smaller than the sum of its proper divisors (8725548).

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

4422132 is a wasteful number, since it uses less digits than its factorization.

4422132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 893 (or 888 counting only the distinct ones).

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

The square root of 4422132 is about 2102.8865875268. The cubic root of 4422132 is about 164.1385404788.

Adding to 4422132 its reverse (2312244), we get a palindrome (6734376).

It can be divided in two parts, 44221 and 32, that added together give a triangular number (44253 = T₂₉₇).

The spelling of 4422132 in words is "four million, four hundred twenty-two thousand, one hundred thirty-two".