540308678 has 24 divisors (see below), whose sum is σ = 998072208. Its totient is φ = 213624432.

The previous prime is 540308677. The next prime is 540308687. The reversal of 540308678 is 876803045.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (540308677) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 312725 + ... + 314447.

It is an arithmetic number, because the mean of its divisors is an integer number (41586342).

Almost surely, 2^540308678 is an apocalyptic number.

540308678 is a deficient number, since it is larger than the sum of its proper divisors (457763530).

540308678 is an equidigital number, since it uses as much as digits as its factorization.

540308678 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3468 (or 1745 counting only the distinct ones).

The product of its (nonzero) digits is 161280, while the sum is 41.

The square root of 540308678 is about 23244.5408214488. The cubic root of 540308678 is about 814.4804185711.

The spelling of 540308678 in words is "five hundred forty million, three hundred eight thousand, six hundred seventy-eight".