540678 has 16 divisors (see below), whose sum is σ = 1093680. Its totient is φ = 178176.

The previous prime is 540677. The next prime is 540679. The reversal of 540678 is 876045.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (540677) and next prime (540679).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (540677) 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, 118 + ... + 1046.

It is an arithmetic number, because the mean of its divisors is an integer number (68355).

2⁵⁴⁰⁶⁷⁸ is an apocalyptic number.

540678 is an abundant number, since it is smaller than the sum of its proper divisors (553002).

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

540678 is a wasteful number, since it uses less digits than its factorization.

540678 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1031.

The product of its (nonzero) digits is 6720, while the sum is 30.

The square root of 540678 is about 735.3080986906. The cubic root of 540678 is about 81.4665952654.

The spelling of 540678 in words is "five hundred forty thousand, six hundred seventy-eight".