2044573973 has 4 divisors (see below), whose sum is σ = 2201848908. Its totient is φ = 1887299040.

The previous prime is 2044573919. The next prime is 2044573981. The reversal of 2044573973 is 3793754402.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1382129329 + 662444644 = 37177^2 + 25738^2 .

It is a cyclic number.

It is not a de Polignac number, because 2044573973 - 2²⁸ = 1776138517 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 (2044573903) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 78637448 + ... + 78637473.

It is an arithmetic number, because the mean of its divisors is an integer number (550462227).

Almost surely, 2^2044573973 is an apocalyptic number.

It is an amenable number.

2044573973 is a deficient number, since it is larger than the sum of its proper divisors (157274935).

2044573973 is a wasteful number, since it uses less digits than its factorization.

2044573973 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 157274934.

The product of its (nonzero) digits is 635040, while the sum is 44.

The square root of 2044573973 is about 45216.9655439195. The cubic root of 2044573973 is about 1269.2123110669.

The spelling of 2044573973 in words is "two billion, forty-four million, five hundred seventy-three thousand, nine hundred seventy-three".