44004416 has 28 divisors (see below), whose sum is σ = 88975692. Its totient is φ = 21585408.

The previous prime is 44004413. The next prime is 44004419. The reversal of 44004416 is 61440044.

It is an interprime number because it is at equal distance from previous prime (44004413) and next prime (44004419).

It can be written as a sum of positive squares in 2 ways, for example, as 11560000 + 32444416 = 3400^2 + 5696^2 .

It is a junction number, because it is equal to n+sod(n) for n = 44004391 and 44004400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44004413) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3095 + ... + 9878.

Almost surely, 2^44004416 is an apocalyptic number.

It is an amenable number.

44004416 is an abundant number, since it is smaller than the sum of its proper divisors (44971276).

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

44004416 is a wasteful number, since it uses less digits than its factorization.

44004416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13038 (or 13028 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 23.

The square root of 44004416 is about 6633.5824408837. The cubic root of 44004416 is about 353.0466437574.

The spelling of 44004416 in words is "forty-four million, four thousand, four hundred sixteen".