44504081 has 4 divisors (see below), whose sum is σ = 45706932. Its totient is φ = 43301232.

The previous prime is 44504059. The next prime is 44504087. The reversal of 44504081 is 18040544.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 15171025 + 29333056 = 3895^2 + 5416^2 .

It is a cyclic number.

It is not a de Polignac number, because 44504081 - 2⁶ = 44504017 is a prime.

It is a super-2 number, since 2×44504081² = 3961226451309122, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 44504081.

It is not an unprimeable number, because it can be changed into a prime (44504087) 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, 601370 + ... + 601443.

It is an arithmetic number, because the mean of its divisors is an integer number (11426733).

Almost surely, 2^44504081 is an apocalyptic number.

It is an amenable number.

44504081 is a deficient number, since it is larger than the sum of its proper divisors (1202851).

44504081 is a wasteful number, since it uses less digits than its factorization.

44504081 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1202850.

The product of its (nonzero) digits is 2560, while the sum is 26.

The square root of 44504081 is about 6671.1379089328. The cubic root of 44504081 is about 354.3778854925.

The spelling of 44504081 in words is "forty-four million, five hundred four thousand, eighty-one".