505087304 has 16 divisors (see below), whose sum is σ = 951004800. Its totient is φ = 251486032.

The previous prime is 505087283. The next prime is 505087307. The reversal of 505087304 is 403780505.

It is a happy number.

It is a super-3 number, since 3×505087304³ (a number of 27 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not an unprimeable number, because it can be changed into a prime (505087307) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 130172 + ... + 133995.

It is an arithmetic number, because the mean of its divisors is an integer number (59437800).

Almost surely, 2^505087304 is an apocalyptic number.

It is an amenable number.

505087304 is a deficient number, since it is larger than the sum of its proper divisors (445917496).

505087304 is a wasteful number, since it uses less digits than its factorization.

505087304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 264412 (or 264408 counting only the distinct ones).

The product of its (nonzero) digits is 16800, while the sum is 32.

The square root of 505087304 is about 22474.1474588025. The cubic root of 505087304 is about 796.3833115957.

The spelling of 505087304 in words is "five hundred five million, eighty-seven thousand, three hundred four".