512147248 has 20 divisors (see below), whose sum is σ = 994915240. Its totient is φ = 255394944.

The previous prime is 512147231. The next prime is 512147257. The reversal of 512147248 is 842741215.

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, 36165 + ... + 48292.

It is an arithmetic number, because the mean of its divisors is an integer number (49745762).

Almost surely, 2^512147248 is an apocalyptic number.

It is an amenable number.

512147248 is a deficient number, since it is larger than the sum of its proper divisors (482767992).

512147248 is a wasteful number, since it uses less digits than its factorization.

512147248 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84844 (or 84838 counting only the distinct ones).

The product of its digits is 17920, while the sum is 34.

The square root of 512147248 is about 22630.6705159171. The cubic root of 512147248 is about 800.0766843158.

The spelling of 512147248 in words is "five hundred twelve million, one hundred forty-seven thousand, two hundred forty-eight".