504430142 has 4 divisors (see below), whose sum is σ = 756645216. Its totient is φ = 252215070.

The previous prime is 504430141. The next prime is 504430163. The reversal of 504430142 is 241034405.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (504430141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126107534 + ... + 126107537.

It is an arithmetic number, because the mean of its divisors is an integer number (189161304).

Almost surely, 2^504430142 is an apocalyptic number.

504430142 is a deficient number, since it is larger than the sum of its proper divisors (252215074).

504430142 is a wasteful number, since it uses less digits than its factorization.

504430142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 252215073.

The product of its (nonzero) digits is 1920, while the sum is 23.

The square root of 504430142 is about 22459.5223012423. The cubic root of 504430142 is about 796.0377739791.

Adding to 504430142 its reverse (241034405), we get a palindrome (745464547).

The spelling of 504430142 in words is "five hundred four million, four hundred thirty thousand, one hundred forty-two".