543525540 has 48 divisors (see below), whose sum is σ = 1574354880. Its totient is φ = 139941760.

The previous prime is 543525539. The next prime is 543525551. The reversal of 543525540 is 45525345.

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 15 ways as a sum of consecutive naturals, for example, 154446 + ... + 157925.

It is an arithmetic number, because the mean of its divisors is an integer number (32799060).

Almost surely, 2^543525540 is an apocalyptic number.

It is an amenable number.

543525540 is an abundant number, since it is smaller than the sum of its proper divisors (1030829340).

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

543525540 is a wasteful number, since it uses less digits than its factorization.

543525540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 312412 (or 312410 counting only the distinct ones).

The product of its (nonzero) digits is 60000, while the sum is 33.

The square root of 543525540 is about 23313.6342083340. The cubic root of 543525540 is about 816.0936251186.

The spelling of 543525540 in words is "five hundred forty-three million, five hundred twenty-five thousand, five hundred forty".