503040740 has 24 divisors (see below), whose sum is σ = 1062718272. Its totient is φ = 200010080.

The previous prime is 503040731. The next prime is 503040779. The reversal of 503040740 is 47040305.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 71966 + ... + 78645.

It is an arithmetic number, because the mean of its divisors is an integer number (44279928).

Almost surely, 2^503040740 is an apocalyptic number.

It is an amenable number.

503040740 is an abundant number, since it is smaller than the sum of its proper divisors (559677532).

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

503040740 is a wasteful number, since it uses less digits than its factorization.

503040740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150787 (or 150785 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 23.

The square root of 503040740 is about 22428.5697270245. The cubic root of 503040740 is about 795.3062333024.

The spelling of 503040740 in words is "five hundred three million, forty thousand, seven hundred forty".