540065739 has 8 divisors (see below), whose sum is σ = 721253440. Its totient is φ = 359460936.

The previous prime is 540065717. The next prime is 540065749. The reversal of 540065739 is 937560045.

540065739 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 540065739 - 2¹¹ = 540063691 is a prime.

It is a super-2 number, since 2×540065739² = 583342004883232242, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 540065697 and 540065706.

It is not an unprimeable number, because it can be changed into a prime (540065749) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 143557 + ... + 147270.

It is an arithmetic number, because the mean of its divisors is an integer number (90156680).

Almost surely, 2^540065739 is an apocalyptic number.

540065739 is a deficient number, since it is larger than the sum of its proper divisors (181187701).

540065739 is a wasteful number, since it uses less digits than its factorization.

540065739 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 291449.

The product of its (nonzero) digits is 113400, while the sum is 39.

The square root of 540065739 is about 23239.3145122656. The cubic root of 540065739 is about 814.3583286561.

The spelling of 540065739 in words is "five hundred forty million, sixty-five thousand, seven hundred thirty-nine".