44140672 has 32 divisors (see below), whose sum is σ = 89266320. Its totient is φ = 21736704.

The previous prime is 44140633. The next prime is 44140717. The reversal of 44140672 is 27604144.

It is a tau number, because it is divible by the number of its divisors (32).

It is a super-3 number, since 3×44140672³ (a number of 24 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a self number, because there is not a number n which added to its sum of digits gives 44140672.

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 3 ways as a sum of consecutive naturals, for example, 6003 + ... + 11149.

Almost surely, 2^44140672 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 44140672, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (44633160).

44140672 is an abundant number, since it is smaller than the sum of its proper divisors (45125648).

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

44140672 is an equidigital number, since it uses as much as digits as its factorization.

44140672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5228 (or 5216 counting only the distinct ones).

The product of its (nonzero) digits is 5376, while the sum is 28.

The square root of 44140672 is about 6643.8446700687. The cubic root of 44140672 is about 353.4106614503.

The spelling of 44140672 in words is "forty-four million, one hundred forty thousand, six hundred seventy-two".