540885 has 16 divisors (see below), whose sum is σ = 876096. Its totient is φ = 284928.

The previous prime is 540877. The next prime is 540901. The reversal of 540885 is 588045.

It is not a de Polignac number, because 540885 - 2³ = 540877 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1437 + ... + 1773.

It is an arithmetic number, because the mean of its divisors is an integer number (54756).

2⁵⁴⁰⁸⁸⁵ is an apocalyptic number.

It is an amenable number.

540885 is a deficient number, since it is larger than the sum of its proper divisors (335211).

540885 is a wasteful number, since it uses less digits than its factorization.

540885 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 452.

The product of its (nonzero) digits is 6400, while the sum is 30.

The square root of 540885 is about 735.4488425445. The cubic root of 540885 is about 81.4769905060.

The spelling of 540885 in words is "five hundred forty thousand, eight hundred eighty-five".