44790309 has 6 divisors (see below), whose sum is σ = 64697126. Its totient is φ = 29860200.

The previous prime is 44790293. The next prime is 44790329. The reversal of 44790309 is 90309744.

44790309 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 39727809 + 5062500 = 6303^2 + 2250^2 .

It is not a de Polignac number, because 44790309 - 2⁴ = 44790293 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 (44790329) 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 5 ways as a sum of consecutive naturals, for example, 2488342 + ... + 2488359.

Almost surely, 2^44790309 is an apocalyptic number.

It is an amenable number.

44790309 is a deficient number, since it is larger than the sum of its proper divisors (19906817).

44790309 is a wasteful number, since it uses less digits than its factorization.

44790309 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4976707 (or 4976704 counting only the distinct ones).

The product of its (nonzero) digits is 27216, while the sum is 36.

The square root of 44790309 is about 6692.5562380902. The cubic root of 44790309 is about 355.1359896905.

The spelling of 44790309 in words is "forty-four million, seven hundred ninety thousand, three hundred nine".