540717 has 4 divisors (see below), whose sum is σ = 720960. Its totient is φ = 360476.

The previous prime is 540713. The next prime is 540751. The reversal of 540717 is 717045.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 540717 - 2² = 540713 is a prime.

It is a D-number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (540713) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 90117 + ... + 90122.

It is an arithmetic number, because the mean of its divisors is an integer number (180240).

2⁵⁴⁰⁷¹⁷ is an apocalyptic number.

It is an amenable number.

540717 is a deficient number, since it is larger than the sum of its proper divisors (180243).

540717 is a wasteful number, since it uses less digits than its factorization.

540717 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 180242.

The product of its (nonzero) digits is 980, while the sum is 24.

The square root of 540717 is about 735.3346177082. The cubic root of 540717 is about 81.4685539918.

It can be divided in two parts, 5407 and 17, that multiplied together give a palindrome (91919).

The spelling of 540717 in words is "five hundred forty thousand, seven hundred seventeen".