545045032 has 24 divisors (see below), whose sum is σ = 1188810810. Its totient is φ = 233590560.

The previous prime is 545045029. The next prime is 545045051. The reversal of 545045032 is 230540545.

It can be written as a sum of positive squares in only one way, i.e., 539447076 + 5597956 = 23226^2 + 2366^2 .

It is a Harshad number since it is a multiple of its sum of digits (28).

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 5 ways as a sum of consecutive naturals, for example, 694819 + ... + 695602.

Almost surely, 2^545045032 is an apocalyptic number.

It is an amenable number.

545045032 is an abundant number, since it is smaller than the sum of its proper divisors (643765778).

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

545045032 is a wasteful number, since it uses less digits than its factorization.

545045032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1390441 (or 1390430 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 28.

The square root of 545045032 is about 23346.1995194079. The cubic root of 545045032 is about 816.8534139825.

Adding to 545045032 its reverse (230540545), we get a palindrome (775585577).

It can be divided in two parts, 54504 and 5032, that added together give a square (59536 = 244²).

The spelling of 545045032 in words is "five hundred forty-five million, forty-five thousand, thirty-two".