545267232 has 36 divisors (see below), whose sum is σ = 1550604510. Its totient is φ = 181755648.

The previous prime is 545267221. The next prime is 545267237. The reversal of 545267232 is 232762545.

It can be written as a sum of positive squares in only one way, i.e., 454712976 + 90554256 = 21324^2 + 9516^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (545267237) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 946357 + ... + 946932.

Almost surely, 2^545267232 is an apocalyptic number.

It is an amenable number.

545267232 is an abundant number, since it is smaller than the sum of its proper divisors (1005337278).

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

545267232 is a wasteful number, since it uses less digits than its factorization.

545267232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1893305 (or 1893294 counting only the distinct ones).

The product of its digits is 100800, while the sum is 36.

The square root of 545267232 is about 23350.9578390266. The cubic root of 545267232 is about 816.9644018573.

The spelling of 545267232 in words is "five hundred forty-five million, two hundred sixty-seven thousand, two hundred thirty-two".