513866852 has 12 divisors (see below), whose sum is σ = 901101936. Its totient is φ = 256409160.

The previous prime is 513866789. The next prime is 513866869. The reversal of 513866852 is 258668315.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 128858 + ... + 132785.

It is an arithmetic number, because the mean of its divisors is an integer number (75091828).

Almost surely, 2^513866852 is an apocalyptic number.

It is an amenable number.

513866852 is a deficient number, since it is larger than the sum of its proper divisors (387235084).

513866852 is a wasteful number, since it uses less digits than its factorization.

513866852 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 262138 (or 262136 counting only the distinct ones).

The product of its digits is 345600, while the sum is 44.

The square root of 513866852 is about 22668.6314540600. The cubic root of 513866852 is about 800.9711393833.

The spelling of 513866852 in words is "five hundred thirteen million, eight hundred sixty-six thousand, eight hundred fifty-two".