543691272 has 64 divisors (see below), whose sum is σ = 1387008000. Its totient is φ = 177562944.

The previous prime is 543691271. The next prime is 543691277. The reversal of 543691272 is 272196345.

It is a self number, because there is not a number n which added to its sum of digits gives 543691272.

It is not an unprimeable number, because it can be changed into a prime (543691271) 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 15 ways as a sum of consecutive naturals, for example, 262513 + ... + 264575.

It is an arithmetic number, because the mean of its divisors is an integer number (21672000).

Almost surely, 2^543691272 is an apocalyptic number.

It is an amenable number.

543691272 is an abundant number, since it is smaller than the sum of its proper divisors (843316728).

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

543691272 is a wasteful number, since it uses less digits than its factorization.

543691272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2290 (or 2286 counting only the distinct ones).

The product of its digits is 90720, while the sum is 39.

The square root of 543691272 is about 23317.1883382195. The cubic root of 543691272 is about 816.1765645415.

The spelling of 543691272 in words is "five hundred forty-three million, six hundred ninety-one thousand, two hundred seventy-two".