319698 has 12 divisors (see below), whose sum is σ = 692718. Its totient is φ = 106560.

The previous prime is 319691. The next prime is 319699. The reversal of 319698 is 896913.

319698 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 288369 + 31329 = 537^2 + 177^2 .

It is a super-2 number, since 2×319698² = 204413622408, which contains 22 as substring.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 319698.

It is not an unprimeable number, because it can be changed into a prime (319691) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 8863 + ... + 8898.

2³¹⁹⁶⁹⁸ is an apocalyptic number.

319698 is an abundant number, since it is smaller than the sum of its proper divisors (373020).

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

319698 is a wasteful number, since it uses less digits than its factorization.

319698 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17769 (or 17766 counting only the distinct ones).

The product of its digits is 11664, while the sum is 36.

The square root of 319698 is about 565.4184291301. The cubic root of 319698 is about 68.3775138972.

It can be divided in two parts, 3 and 19698, that added together give a triangular number (19701 = T₁₉₈).

The spelling of 319698 in words is "three hundred nineteen thousand, six hundred ninety-eight".