44501009 has 4 divisors (see below), whose sum is σ = 50858304. Its totient is φ = 38143716.

The previous prime is 44501003. The next prime is 44501029. The reversal of 44501009 is 90010544.

It is a happy number.

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-44501009 is a prime.

It is not an unprimeable number, because it can be changed into a prime (44501003) 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, 3178637 + ... + 3178650.

It is an arithmetic number, because the mean of its divisors is an integer number (12714576).

Almost surely, 2^44501009 is an apocalyptic number.

It is an amenable number.

44501009 is a deficient number, since it is larger than the sum of its proper divisors (6357295).

44501009 is an equidigital number, since it uses as much as digits as its factorization.

44501009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6357294.

The product of its (nonzero) digits is 720, while the sum is 23.

The square root of 44501009 is about 6670.9076593819. The cubic root of 44501009 is about 354.3697313796.

The spelling of 44501009 in words is "forty-four million, five hundred one thousand, nine".