4445322 has 32 divisors (see below), whose sum is σ = 10357632. Its totient is φ = 1245504.

The previous prime is 4445321. The next prime is 4445333. The reversal of 4445322 is 2235444.

It is a d-powerful number, because it can be written as 4² + 4⁸ + 4¹¹ + 5³ + 3¹¹ + 2 + 2¹³ .

It is a junction number, because it is equal to n+sod(n) for n = 4445292 and 4445301.

It is not an unprimeable number, because it can be changed into a prime (4445321) 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, 1228 + ... + 3224.

It is an arithmetic number, because the mean of its divisors is an integer number (323676).

Almost surely, 2^4445322 is an apocalyptic number.

4445322 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 4445322, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5178816).

4445322 is an abundant number, since it is smaller than the sum of its proper divisors (5912310).

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

4445322 is a wasteful number, since it uses less digits than its factorization.

4445322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2062.

The product of its digits is 3840, while the sum is 24.

The square root of 4445322 is about 2108.3932270808. The cubic root of 4445322 is about 164.4249587671.

The spelling of 4445322 in words is "four million, four hundred forty-five thousand, three hundred twenty-two".