512894992 has 20 divisors (see below), whose sum is σ = 1012485420. Its totient is φ = 251608448.

The previous prime is 512894933. The next prime is 512895001. The reversal of 512894992 is 299498215.

It can be written as a sum of positive squares in 2 ways, for example, as 218566656 + 294328336 = 14784^2 + 17156^2 .

It is a super-2 number, since 2×512894992² = 526122545637360128, which contains 22 as substring.

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, 301567 + ... + 303262.

It is an arithmetic number, because the mean of its divisors is an integer number (50624271).

Almost surely, 2^512894992 is an apocalyptic number.

It is an amenable number.

512894992 is a deficient number, since it is larger than the sum of its proper divisors (499590428).

512894992 is a wasteful number, since it uses less digits than its factorization.

512894992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 604890 (or 604884 counting only the distinct ones).

The product of its digits is 466560, while the sum is 49.

The square root of 512894992 is about 22647.1850789452. The cubic root of 512894992 is about 800.4658703201.

The spelling of 512894992 in words is "five hundred twelve million, eight hundred ninety-four thousand, nine hundred ninety-two".