503990732 has 24 divisors (see below), whose sum is σ = 1061034240. Its totient is φ = 204627600.

The previous prime is 503990717. The next prime is 503990741. The reversal of 503990732 is 237099305.

It is a Harshad number since it is a multiple of its sum of digits (38).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 473144 + ... + 474207.

It is an arithmetic number, because the mean of its divisors is an integer number (44209760).

Almost surely, 2^503990732 is an apocalyptic number.

It is an amenable number.

503990732 is an abundant number, since it is smaller than the sum of its proper divisors (557043508).

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

503990732 is a wasteful number, since it uses less digits than its factorization.

503990732 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 947381 (or 947379 counting only the distinct ones).

The product of its (nonzero) digits is 51030, while the sum is 38.

The square root of 503990732 is about 22449.7379049289. The cubic root of 503990732 is about 795.8065635200.

The spelling of 503990732 in words is "five hundred three million, nine hundred ninety thousand, seven hundred thirty-two".