540996 has 12 divisors (see below), whose sum is σ = 1262352. Its totient is φ = 180328.

The previous prime is 540989. The next prime is 541001. The reversal of 540996 is 699045.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 540996.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22530 + ... + 22553.

It is an arithmetic number, because the mean of its divisors is an integer number (105196).

2⁵⁴⁰⁹⁹⁶ is an apocalyptic number.

It is an amenable number.

540996 is an abundant number, since it is smaller than the sum of its proper divisors (721356).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

540996 is a wasteful number, since it uses less digits than its factorization.

540996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45090 (or 45088 counting only the distinct ones).

The product of its (nonzero) digits is 9720, while the sum is 33.

The square root of 540996 is about 735.5243027936. The cubic root of 540996 is about 81.4825636730.

The spelling of 540996 in words is "five hundred forty thousand, nine hundred ninety-six".