4401324 has 48 divisors (see below), whose sum is σ = 11571840. Its totient is φ = 1446480.

The previous prime is 4401289. The next prime is 4401329. The reversal of 4401324 is 4231044.

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

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 4401297 and 4401306.

It is not an unprimeable number, because it can be changed into a prime (4401329) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8719 + ... + 9209.

It is an arithmetic number, because the mean of its divisors is an integer number (241080).

Almost surely, 2^4401324 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 4401324, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5785920).

4401324 is an abundant number, since it is smaller than the sum of its proper divisors (7170516).

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

4401324 is a wasteful number, since it uses less digits than its factorization.

4401324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 587 (or 579 counting only the distinct ones).

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

The square root of 4401324 is about 2097.9332687195. The cubic root of 4401324 is about 163.8806885531.

Adding to 4401324 its reverse (4231044), we get a palindrome (8632368).

It can be divided in two parts, 440 and 1324, that added together give a square (1764 = 42²).

The spelling of 4401324 in words is "four million, four hundred one thousand, three hundred twenty-four".