545952728 has 16 divisors (see below), whose sum is σ = 1024734480. Its totient is φ = 272690208.

The previous prime is 545952727. The next prime is 545952751. The reversal of 545952728 is 827259545.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (545952727) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27551 + ... + 43022.

It is an arithmetic number, because the mean of its divisors is an integer number (64045905).

Almost surely, 2^545952728 is an apocalyptic number.

It is an amenable number.

545952728 is a deficient number, since it is larger than the sum of its proper divisors (478781752).

545952728 is a wasteful number, since it uses less digits than its factorization.

545952728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71546 (or 71542 counting only the distinct ones).

The product of its digits is 1008000, while the sum is 47.

The square root of 545952728 is about 23365.6313417806. The cubic root of 545952728 is about 817.3066140652.

The spelling of 545952728 in words is "five hundred forty-five million, nine hundred fifty-two thousand, seven hundred twenty-eight".