44909173 has 4 divisors (see below), whose sum is σ = 46357888. Its totient is φ = 43460460.

The previous prime is 44909167. The next prime is 44909191. The reversal of 44909173 is 37190944.

44909173 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-44909173 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 (44909113) 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, 724311 + ... + 724372.

It is an arithmetic number, because the mean of its divisors is an integer number (11589472).

Almost surely, 2^44909173 is an apocalyptic number.

It is an amenable number.

44909173 is a deficient number, since it is larger than the sum of its proper divisors (1448715).

44909173 is a wasteful number, since it uses less digits than its factorization.

44909173 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1448714.

The product of its (nonzero) digits is 27216, while the sum is 37.

The square root of 44909173 is about 6701.4306681484. The cubic root of 44909173 is about 355.4498641187.

The spelling of 44909173 in words is "forty-four million, nine hundred nine thousand, one hundred seventy-three".