689595714 has 32 divisors (see below), whose sum is σ = 1573856640. Its totient is φ = 223652016.

The previous prime is 689595689. The next prime is 689595791. The reversal of 689595714 is 417595986.

689595714 is a `hidden beast` number, since 68 + 9 + 5 + 9 + 571 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 170574 + ... + 174569.

It is an arithmetic number, because the mean of its divisors is an integer number (49183020).

Almost surely, 2^689595714 is an apocalyptic number.

689595714 is an abundant number, since it is smaller than the sum of its proper divisors (884260926).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

689595714 is a wasteful number, since it uses less digits than its factorization.

689595714 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 345191 (or 345185 counting only the distinct ones).

The product of its digits is 2721600, while the sum is 54.

The square root of 689595714 is about 26260.1544930718. The cubic root of 689595714 is about 883.4829741819.

The spelling of 689595714 in words is "six hundred eighty-nine million, five hundred ninety-five thousand, seven hundred fourteen".