503424140 has 12 divisors (see below), whose sum is σ = 1057190736. Its totient is φ = 201369648.

The previous prime is 503424127. The next prime is 503424143. The reversal of 503424140 is 41424305.

It is not an unprimeable number, because it can be changed into a prime (503424143) 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, 12585584 + ... + 12585623.

It is an arithmetic number, because the mean of its divisors is an integer number (88099228).

Almost surely, 2^503424140 is an apocalyptic number.

It is an amenable number.

503424140 is an abundant number, since it is smaller than the sum of its proper divisors (553766596).

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

503424140 is a wasteful number, since it uses less digits than its factorization.

503424140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25171216 (or 25171214 counting only the distinct ones).

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

The square root of 503424140 is about 22437.1152334697. The cubic root of 503424140 is about 795.5082334930.

Adding to 503424140 its reverse (41424305), we get a palindrome (544848445).

The spelling of 503424140 in words is "five hundred three million, four hundred twenty-four thousand, one hundred forty".