545323992 has 32 divisors (see below), whose sum is σ = 1365835200. Its totient is φ = 181437984.

The previous prime is 545323907. The next prime is 545324029. The reversal of 545323992 is 299323545.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 7642 + ... + 33897.

It is an arithmetic number, because the mean of its divisors is an integer number (42682350).

Almost surely, 2^545323992 is an apocalyptic number.

It is an amenable number.

545323992 is an abundant number, since it is smaller than the sum of its proper divisors (820511208).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

545323992 is a wasteful number, since it uses less digits than its factorization.

545323992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42095 (or 42091 counting only the distinct ones).

The product of its digits is 291600, while the sum is 42.

The square root of 545323992 is about 23352.1731751030. The cubic root of 545323992 is about 816.9927483804.

The spelling of 545323992 in words is "five hundred forty-five million, three hundred twenty-three thousand, nine hundred ninety-two".