581132932 has 12 divisors (see below), whose sum is σ = 1019163600. Its totient is φ = 289943336.

The previous prime is 581132921. The next prime is 581132933. The reversal of 581132932 is 239231185.

It is not an unprimeable number, because it can be changed into a prime (581132933) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 153682 + ... + 157417.

It is an arithmetic number, because the mean of its divisors is an integer number (84930300).

Almost surely, 2^581132932 is an apocalyptic number.

It is an amenable number.

581132932 is a deficient number, since it is larger than the sum of its proper divisors (438030668).

581132932 is a wasteful number, since it uses less digits than its factorization.

581132932 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 311570 (or 311568 counting only the distinct ones).

The product of its digits is 12960, while the sum is 34.

The square root of 581132932 is about 24106.6989030020. The cubic root of 581132932 is about 834.4977351598.

The spelling of 581132932 in words is "five hundred eighty-one million, one hundred thirty-two thousand, nine hundred thirty-two".