5781573 has 12 divisors (see below), whose sum is σ = 9544288. Its totient is φ = 3303720.

The previous prime is 5781571. The next prime is 5781599. The reversal of 5781573 is 3751875.

5781573 is a `hidden beast` number, since 5 + 7 + 81 + 573 = 666.

It is not a de Polignac number, because 5781573 - 2¹ = 5781571 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 (5781571) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 45823 + ... + 45948.

Almost surely, 2^5781573 is an apocalyptic number.

It is an amenable number.

5781573 is a deficient number, since it is larger than the sum of its proper divisors (3762715).

5781573 is a wasteful number, since it uses less digits than its factorization.

5781573 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91784 (or 91781 counting only the distinct ones).

The product of its digits is 29400, while the sum is 36.

The square root of 5781573 is about 2404.4901746524. The cubic root of 5781573 is about 179.4797012037.

The spelling of 5781573 in words is "five million, seven hundred eighty-one thousand, five hundred seventy-three".