540878924 has 12 divisors (see below), whose sum is σ = 947513784. Its totient is φ = 270160704.

The previous prime is 540878911. The next prime is 540878927. The reversal of 540878924 is 429878045.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (540878927) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 65294 + ... + 73109.

It is an arithmetic number, because the mean of its divisors is an integer number (78959482).

Almost surely, 2^540878924 is an apocalyptic number.

It is an amenable number.

540878924 is a deficient number, since it is larger than the sum of its proper divisors (406634860).

540878924 is a wasteful number, since it uses less digits than its factorization.

540878924 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139384 (or 139382 counting only the distinct ones).

The product of its (nonzero) digits is 645120, while the sum is 47.

The square root of 540878924 is about 23256.8038216776. The cubic root of 540878924 is about 814.7668541583.

The spelling of 540878924 in words is "five hundred forty million, eight hundred seventy-eight thousand, nine hundred twenty-four".