44120064 has 96 divisors (see below), whose sum is σ = 121080960. Its totient is φ = 14278656.

The previous prime is 44120053. The next prime is 44120093. The reversal of 44120064 is 46002144.

It is a tau number, because it is divible by the number of its divisors (96).

It is a self number, because there is not a number n which added to its sum of digits gives 44120064.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 264109 + ... + 264275.

It is an arithmetic number, because the mean of its divisors is an integer number (1261260).

Almost surely, 2^44120064 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 44120064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (60540480).

44120064 is an abundant number, since it is smaller than the sum of its proper divisors (76960896).

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

44120064 is a wasteful number, since it uses less digits than its factorization.

44120064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 235 (or 215 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 44120064 is about 6642.2935797810. The cubic root of 44120064 is about 353.3556538251.

The spelling of 44120064 in words is "forty-four million, one hundred twenty thousand, sixty-four".