44342320 has 80 divisors (see below), whose sum is σ = 115305120. Its totient is φ = 15718400.

The previous prime is 44342299. The next prime is 44342359. The reversal of 44342320 is 2324344.

It is a tau number, because it is divible by the number of its divisors (80).

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 = 44342291 and 44342300.

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, 35466 + ... + 36694.

It is an arithmetic number, because the mean of its divisors is an integer number (1441314).

Almost surely, 2^44342320 is an apocalyptic number.

44342320 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 44342320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (57652560).

44342320 is an abundant number, since it is smaller than the sum of its proper divisors (70962800).

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

44342320 is a wasteful number, since it uses less digits than its factorization.

44342320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1294 (or 1288 counting only the distinct ones).

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

The square root of 44342320 is about 6659.0029283670. The cubic root of 44342320 is about 353.9480064509.

Adding to 44342320 its reverse (2324344), we get a palindrome (46666664).

The spelling of 44342320 in words is "forty-four million, three hundred forty-two thousand, three hundred twenty".