540470439 has 6 divisors (see below), whose sum is σ = 780679536. Its totient is φ = 360313620.

The previous prime is 540470423. The next prime is 540470449. The reversal of 540470439 is 934074045.

540470439 is a `hidden beast` number, since 540 + 4 + 70 + 43 + 9 = 666.

540470439 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 540470439 - 2⁴ = 540470423 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (540470449) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 30026127 + ... + 30026144.

It is an arithmetic number, because the mean of its divisors is an integer number (130113256).

Almost surely, 2^540470439 is an apocalyptic number.

540470439 is a deficient number, since it is larger than the sum of its proper divisors (240209097).

540470439 is a wasteful number, since it uses less digits than its factorization.

540470439 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60052277 (or 60052274 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 36.

The square root of 540470439 is about 23248.0201092480. The cubic root of 540470439 is about 814.5616918792.

The spelling of 540470439 in words is "five hundred forty million, four hundred seventy thousand, four hundred thirty-nine".