240504 has 32 divisors (see below), whose sum is σ = 656640. Its totient is φ = 72800.

The previous prime is 240503. The next prime is 240509. The reversal of 240504 is 405042.

240504 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a nialpdrome in base 12.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (240503) 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 7 ways as a sum of consecutive naturals, for example, 192 + ... + 719.

It is an arithmetic number, because the mean of its divisors is an integer number (20520).

2²⁴⁰⁵⁰⁴ is an apocalyptic number.

240504 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

240504 is an abundant number, since it is smaller than the sum of its proper divisors (416136).

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

240504 is a wasteful number, since it uses less digits than its factorization.

240504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 931 (or 927 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 15.

The square root of 240504 is about 490.4120716296. The cubic root of 240504 is about 62.1881209588.

Adding to 240504 its reverse (405042), we get a palindrome (645546).

The spelling of 240504 in words is "two hundred forty thousand, five hundred four".