120240504 has 64 divisors (see below), whose sum is σ = 348537600. Its totient is φ = 38335968.

The previous prime is 120240503. The next prime is 120240509. The reversal of 120240504 is 405042021.

120240504 is a `hidden beast` number, since 120 + 2 + 40 + 504 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120240503) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7134 + ... + 17069.

It is an arithmetic number, because the mean of its divisors is an integer number (5445900).

Almost surely, 2^120240504 is an apocalyptic number.

It is an amenable number.

120240504 is an abundant number, since it is smaller than the sum of its proper divisors (228297096).

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

120240504 is a wasteful number, since it uses less digits than its factorization.

120240504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24241 (or 24231 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 18.

The square root of 120240504 is about 10965.4231108517. The cubic root of 120240504 is about 493.5717137863.

Adding to 120240504 its reverse (405042021), we get a palindrome (525282525).

The spelling of 120240504 in words is "one hundred twenty million, two hundred forty thousand, five hundred four".