540684514 has 8 divisors (see below), whose sum is σ = 811361628. Its totient is φ = 270230640.

The previous prime is 540684509. The next prime is 540684527. The reversal of 540684514 is 415486045.

It can be written as a sum of positive squares in 2 ways, for example, as 492618025 + 48066489 = 22195^2 + 6933^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

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 3 ways as a sum of consecutive naturals, for example, 49617 + ... + 59524.

Almost surely, 2^540684514 is an apocalyptic number.

540684514 is a deficient number, since it is larger than the sum of its proper divisors (270677114).

540684514 is a wasteful number, since it uses less digits than its factorization.

540684514 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111620.

The product of its (nonzero) digits is 76800, while the sum is 37.

The square root of 540684514 is about 23252.6238089382. The cubic root of 540684514 is about 814.6692242952.

The spelling of 540684514 in words is "five hundred forty million, six hundred eighty-four thousand, five hundred fourteen".