687707114 has 8 divisors (see below), whose sum is σ = 1032673860. Its totient is φ = 343482496.

The previous prime is 687707113. The next prime is 687707117. The reversal of 687707114 is 411707786.

It can be written as a sum of positive squares in 2 ways, for example, as 618268225 + 69438889 = 24865^2 + 8333^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (687707113) 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, 183209 + ... + 186924.

Almost surely, 2^687707114 is an apocalyptic number.

687707114 is a deficient number, since it is larger than the sum of its proper divisors (344966746).

687707114 is a wasteful number, since it uses less digits than its factorization.

687707114 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 371064.

The product of its (nonzero) digits is 65856, while the sum is 41.

The square root of 687707114 is about 26224.1704158587. The cubic root of 687707114 is about 882.6757033652.

The spelling of 687707114 in words is "six hundred eighty-seven million, seven hundred seven thousand, one hundred fourteen".