44828509 has 4 divisors (see below), whose sum is σ = 48903840. Its totient is φ = 40753180.

The previous prime is 44828437. The next prime is 44828521. The reversal of 44828509 is 90582844.

44828509 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 a de Polignac number, because none of the positive numbers 2^k-44828509 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44828579) 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, 2037649 + ... + 2037670.

It is an arithmetic number, because the mean of its divisors is an integer number (12225960).

Almost surely, 2^44828509 is an apocalyptic number.

It is an amenable number.

44828509 is a deficient number, since it is larger than the sum of its proper divisors (4075331).

44828509 is a wasteful number, since it uses less digits than its factorization.

44828509 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4075330.

The product of its (nonzero) digits is 92160, while the sum is 40.

The square root of 44828509 is about 6695.4095468463. The cubic root of 44828509 is about 355.2369217912.

The spelling of 44828509 in words is "forty-four million, eight hundred twenty-eight thousand, five hundred nine".