44000521 has 4 divisors (see below), whose sum is σ = 44035200. Its totient is φ = 43965844.

The previous prime is 44000497. The next prime is 44000533. The reversal of 44000521 is 12500044.

44000521 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 44000521 - 2⁹ = 44000009 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 44000495 and 44000504.

It is not an unprimeable number, because it can be changed into a prime (44000321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15361 + ... + 17998.

It is an arithmetic number, because the mean of its divisors is an integer number (11008800).

Almost surely, 2^44000521 is an apocalyptic number.

It is an amenable number.

44000521 is a deficient number, since it is larger than the sum of its proper divisors (34679).

44000521 is a wasteful number, since it uses less digits than its factorization.

44000521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34678.

The product of its (nonzero) digits is 160, while the sum is 16.

The square root of 44000521 is about 6633.2888524472. The cubic root of 44000521 is about 353.0362269449.

Adding to 44000521 its reverse (12500044), we get a palindrome (56500565).

It can be divided in two parts, 44000 and 521, that added together give a square (44521 = 211²).

The spelling of 44000521 in words is "forty-four million, five hundred twenty-one", and thus it is an aban number.