44325009 has 16 divisors (see below), whose sum is σ = 67786240. Its totient is φ = 28596240.

The previous prime is 44325007. The next prime is 44325019. The reversal of 44325009 is 90052344.

It is not a de Polignac number, because 44325009 - 2¹ = 44325007 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44325007) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25642 + ... + 27315.

It is an arithmetic number, because the mean of its divisors is an integer number (4236640).

Almost surely, 2^44325009 is an apocalyptic number.

It is an amenable number.

44325009 is a deficient number, since it is larger than the sum of its proper divisors (23461231).

44325009 is a wasteful number, since it uses less digits than its factorization.

44325009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52997 (or 52991 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 44325009 is about 6657.7029822605. The cubic root of 44325009 is about 353.9019406650.

It can be divided in two parts, 443 and 25009, that added together give a palindrome (25452).

The spelling of 44325009 in words is "forty-four million, three hundred twenty-five thousand, nine".