543272520 has 192 divisors, whose sum is σ = 1927532160. Its totient is φ = 119992320.

The previous prime is 543272507. The next prime is 543272533. The reversal of 543272520 is 25272345.

It is an interprime number because it is at equal distance from previous prime (543272507) and next prime (543272533).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 806904 + ... + 807576.

It is an arithmetic number, because the mean of its divisors is an integer number (10039230).

Almost surely, 2^543272520 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 543272520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (963766080).

543272520 is an abundant number, since it is smaller than the sum of its proper divisors (1384259640).

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

543272520 is a wasteful number, since it uses less digits than its factorization.

543272520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 756 (or 721 counting only the distinct ones).

The product of its (nonzero) digits is 16800, while the sum is 30.

The square root of 543272520 is about 23308.2071382593. The cubic root of 543272520 is about 815.9669705008.

The spelling of 543272520 in words is "five hundred forty-three million, two hundred seventy-two thousand, five hundred twenty".