513030884 has 24 divisors (see below), whose sum is σ = 916566840. Its totient is φ = 251174144.

The previous prime is 513030883. The next prime is 513030899. The reversal of 513030884 is 488030315.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 4528384 + 508502500 = 2128^2 + 22550^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 513030884.

It is not an unprimeable number, because it can be changed into a prime (513030883) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 118502 + ... + 122754.

It is an arithmetic number, because the mean of its divisors is an integer number (38190285).

Almost surely, 2^513030884 is an apocalyptic number.

It is an amenable number.

513030884 is a deficient number, since it is larger than the sum of its proper divisors (403535956).

513030884 is a wasteful number, since it uses less digits than its factorization.

513030884 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4879 (or 4877 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 32.

The square root of 513030884 is about 22650.1850765065. The cubic root of 513030884 is about 800.5365588004.

The spelling of 513030884 in words is "five hundred thirteen million, thirty thousand, eight hundred eighty-four".