545736832 has 16 divisors (see below), whose sum is σ = 1087210350. Its totient is φ = 272868352.

The previous prime is 545736823. The next prime is 545736833. The reversal of 545736832 is 238637545.

It can be written as a sum of positive squares in only one way, i.e., 493550656 + 52186176 = 22216^2 + 7224^2 .

It is a tau number, because it is divible by the number of its divisors (16).

It is not an unprimeable number, because it can be changed into a prime (545736833) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2131657 + ... + 2131912.

Almost surely, 2^545736832 is an apocalyptic number.

It is an amenable number.

545736832 is a deficient number, since it is larger than the sum of its proper divisors (541473518).

545736832 is an equidigital number, since it uses as much as digits as its factorization.

545736832 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4263583 (or 4263571 counting only the distinct ones).

The product of its digits is 604800, while the sum is 43.

The square root of 545736832 is about 23361.0109370292. The cubic root of 545736832 is about 817.1988657296.

The spelling of 545736832 in words is "five hundred forty-five million, seven hundred thirty-six thousand, eight hundred thirty-two".