44004384 has 72 divisors (see below), whose sum is σ = 129795120. Its totient is φ = 14665536.

The previous prime is 44004377. The next prime is 44004391. The reversal of 44004384 is 48340044.

It is an interprime number because it is at equal distance from previous prime (44004377) and next prime (44004391).

It is a tau number, because it is divible by the number of its divisors (72).

It is a super-2 number, since 2×44004384² = 3872771622438912, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a nialpdrome in base 6.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4947 + ... + 10605.

It is an arithmetic number, because the mean of its divisors is an integer number (1802710).

Almost surely, 2^44004384 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 44004384, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (64897560).

44004384 is an abundant number, since it is smaller than the sum of its proper divisors (85790736).

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

44004384 is an equidigital number, since it uses as much as digits as its factorization.

44004384 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5684 (or 5664 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 27.

The square root of 44004384 is about 6633.5800289135. The cubic root of 44004384 is about 353.0465581789.

The spelling of 44004384 in words is "forty-four million, four thousand, three hundred eighty-four".