503006730 has 16 divisors (see below), whose sum is σ = 1207216224. Its totient is φ = 134135120.

The previous prime is 503006717. The next prime is 503006771. The reversal of 503006730 is 37600305.

It is a self number, because there is not a number n which added to its sum of digits gives 503006730.

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, 8383416 + ... + 8383475.

It is an arithmetic number, because the mean of its divisors is an integer number (75451014).

Almost surely, 2^503006730 is an apocalyptic number.

503006730 is an abundant number, since it is smaller than the sum of its proper divisors (704209494).

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

503006730 is a wasteful number, since it uses less digits than its factorization.

503006730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16766901.

The product of its (nonzero) digits is 1890, while the sum is 24.

The square root of 503006730 is about 22427.8115294382. The cubic root of 503006730 is about 795.2883096549.

The spelling of 503006730 in words is "five hundred three million, six thousand, seven hundred thirty".