503688140 has 24 divisors (see below), whose sum is σ = 1058167152. Its totient is φ = 201394880.

The previous prime is 503688103. The next prime is 503688151. The reversal of 503688140 is 41886305.

It is a self number, because there is not a number n which added to its sum of digits gives 503688140.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 93110 + ... + 98370.

It is an arithmetic number, because the mean of its divisors is an integer number (44090298).

Almost surely, 2^503688140 is an apocalyptic number.

It is an amenable number.

503688140 is an abundant number, since it is smaller than the sum of its proper divisors (554479012).

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

503688140 is a wasteful number, since it uses less digits than its factorization.

503688140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10057 (or 10055 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 35.

The square root of 503688140 is about 22442.9975716258. The cubic root of 503688140 is about 795.6472663393.

The spelling of 503688140 in words is "five hundred three million, six hundred eighty-eight thousand, one hundred forty".