540782 has 16 divisors (see below), whose sum is σ = 905472. Its totient is φ = 240120.

The previous prime is 540781. The next prime is 540803. The reversal of 540782 is 287045.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (540781) 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 7 ways as a sum of consecutive naturals, for example, 773 + ... + 1295.

It is an arithmetic number, because the mean of its divisors is an integer number (56592).

2⁵⁴⁰⁷⁸² is an apocalyptic number.

540782 is a deficient number, since it is larger than the sum of its proper divisors (364690).

540782 is a wasteful number, since it uses less digits than its factorization.

540782 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 583.

The product of its (nonzero) digits is 2240, while the sum is 26.

The square root of 540782 is about 735.3788139456. The cubic root of 540782 is about 81.4718183266.

The spelling of 540782 in words is "five hundred forty thousand, seven hundred eighty-two".