514938668 has 12 divisors (see below), whose sum is σ = 905813160. Its totient is φ = 256134912.

The previous prime is 514938667. The next prime is 514938673. The reversal of 514938668 is 866839415.

It is a super-2 number, since 2×514938668² = 530323663603228448, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (514938661) 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, 332738 + ... + 334281.

It is an arithmetic number, because the mean of its divisors is an integer number (75484430).

Almost surely, 2^514938668 is an apocalyptic number.

It is an amenable number.

514938668 is a deficient number, since it is larger than the sum of its proper divisors (390874492).

514938668 is a wasteful number, since it uses less digits than its factorization.

514938668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 667216 (or 667214 counting only the distinct ones).

The product of its digits is 1244160, while the sum is 50.

The square root of 514938668 is about 22692.2600901717. The cubic root of 514938668 is about 801.5276372986.

The spelling of 514938668 in words is "five hundred fourteen million, nine hundred thirty-eight thousand, six hundred sixty-eight".