540706565 has 32 divisors (see below), whose sum is σ = 775885824. Its totient is φ = 353986560.

The previous prime is 540706519. The next prime is 540706577. The reversal of 540706565 is 565607045.

It is not a de Polignac number, because 540706565 - 2²⁴ = 523929349 is a prime.

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 31 ways as a sum of consecutive naturals, for example, 63437 + ... + 71453.

It is an arithmetic number, because the mean of its divisors is an integer number (24246432).

Almost surely, 2^540706565 is an apocalyptic number.

It is an amenable number.

540706565 is a deficient number, since it is larger than the sum of its proper divisors (235179259).

540706565 is a wasteful number, since it uses less digits than its factorization.

540706565 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8117.

The product of its (nonzero) digits is 126000, while the sum is 38.

The square root of 540706565 is about 23253.0979656475. The cubic root of 540706565 is about 814.6802991620.

The spelling of 540706565 in words is "five hundred forty million, seven hundred six thousand, five hundred sixty-five".