44243320 has 64 divisors (see below), whose sum is σ = 109369440. Its totient is φ = 15974400.

The previous prime is 44243317. The next prime is 44243347. The reversal of 44243320 is 2334244.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 44243291 and 44243300.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 84660 + ... + 85180.

Almost surely, 2^44243320 is an apocalyptic number.

44243320 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 44243320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (54684720).

44243320 is an abundant number, since it is smaller than the sum of its proper divisors (65126120).

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

44243320 is a wasteful number, since it uses less digits than its factorization.

44243320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 736 (or 732 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 22.

The square root of 44243320 is about 6651.5652293276. The cubic root of 44243320 is about 353.6843985117.

Adding to 44243320 its reverse (2334244), we get a palindrome (46577564).

It can be divided in two parts, 4424 and 3320, that added together give a square (7744 = 88²).

The spelling of 44243320 in words is "forty-four million, two hundred forty-three thousand, three hundred twenty".