684075314 has 16 divisors (see below), whose sum is σ = 1134912408. Its totient is φ = 307193472.

The previous prime is 684075313. The next prime is 684075349. The reversal of 684075314 is 413570486.

It can be written as a sum of positive squares in 4 ways, for example, as 429194089 + 254881225 = 20717^2 + 15965^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (684075313) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 354587 + ... + 356510.

Almost surely, 2^684075314 is an apocalyptic number.

684075314 is a deficient number, since it is larger than the sum of its proper divisors (450837094).

684075314 is a wasteful number, since it uses less digits than its factorization.

684075314 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 711149.

The product of its (nonzero) digits is 80640, while the sum is 38.

The square root of 684075314 is about 26154.8334729931. The cubic root of 684075314 is about 881.1191485947.

The spelling of 684075314 in words is "six hundred eighty-four million, seventy-five thousand, three hundred fourteen".