44079840 has 144 divisors (see below), whose sum is σ = 171950688. Its totient is φ = 10073088.

The previous prime is 44079823. The next prime is 44079877. The reversal of 44079840 is 4897044.

44079840 is nontrivially palindromic in base 11.

It is a tau number, because it is divible by the number of its divisors (144).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 44079795 and 44079804.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7894 + ... + 12266.

It is an arithmetic number, because the mean of its divisors is an integer number (1194102).

Almost surely, 2^44079840 is an apocalyptic number.

44079840 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 44079840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (85975344).

44079840 is an abundant number, since it is smaller than the sum of its proper divisors (127870848).

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

44079840 is a wasteful number, since it uses less digits than its factorization.

44079840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4401 (or 4390 counting only the distinct ones).

The product of its (nonzero) digits is 32256, while the sum is 36.

The square root of 44079840 is about 6639.2650195635. The cubic root of 44079840 is about 353.2482370919.

The spelling of 44079840 in words is "forty-four million, seventy-nine thousand, eight hundred forty".