687097714 has 8 divisors (see below), whose sum is σ = 1030761648. Its totient is φ = 343510500.

The previous prime is 687097673. The next prime is 687097729. The reversal of 687097714 is 417790786.

687097714 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

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, 16449 + ... + 40555.

It is an arithmetic number, because the mean of its divisors is an integer number (128845206).

Almost surely, 2^687097714 is an apocalyptic number.

687097714 is a deficient number, since it is larger than the sum of its proper divisors (343663934).

687097714 is a wasteful number, since it uses less digits than its factorization.

687097714 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38360.

The product of its (nonzero) digits is 592704, while the sum is 49.

The square root of 687097714 is about 26212.5487887004. The cubic root of 687097714 is about 882.4149036122.

The spelling of 687097714 in words is "six hundred eighty-seven million, ninety-seven thousand, seven hundred fourteen".