546505272 has 32 divisors (see below), whose sum is σ = 1518070800. Its totient is φ = 182168352.

The previous prime is 546505241. The next prime is 546505279. The reversal of 546505272 is 272505645.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (546505279) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1264843 + ... + 1265274.

Almost surely, 2^546505272 is an apocalyptic number.

It is an amenable number.

546505272 is an abundant number, since it is smaller than the sum of its proper divisors (971565528).

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

546505272 is a wasteful number, since it uses less digits than its factorization.

546505272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2530132 (or 2530122 counting only the distinct ones).

The product of its (nonzero) digits is 84000, while the sum is 36.

The square root of 546505272 is about 23377.4522136181. The cubic root of 546505272 is about 817.5822457443.

The spelling of 546505272 in words is "five hundred forty-six million, five hundred five thousand, two hundred seventy-two".