340298 has 16 divisors (see below), whose sum is σ = 591360. Its totient is φ = 143856.

The previous prime is 340297. The next prime is 340321. The reversal of 340298 is 892043.

It is a Smith number, since the sum of its digits (26) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Curzon number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 340298.

It is not an unprimeable number, because it can be changed into a prime (340297) 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, 1415 + ... + 1637.

It is an arithmetic number, because the mean of its divisors is an integer number (36960).

2³⁴⁰²⁹⁸ is an apocalyptic number.

340298 is a deficient number, since it is larger than the sum of its proper divisors (251062).

340298 is a wasteful number, since it uses less digits than its factorization.

340298 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 341.

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 340298 is about 583.3506664092. The cubic root of 340298 is about 69.8157056964.

The spelling of 340298 in words is "three hundred forty thousand, two hundred ninety-eight".