340699 has 4 divisors (see below), whose sum is σ = 355536. Its totient is φ = 325864.

The previous prime is 340693. The next prime is 340709. The reversal of 340699 is 996043.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 996043 = 181 ⋅5503.

It is a de Polignac number, because none of the positive numbers 2^k-340699 is a prime.

It is a d-powerful number, because it can be written as 3¹⁰ + 4⁴ + 6⁷ + 0 + 9³ + 9³ .

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 340699.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 340699.

It is not an unprimeable number, because it can be changed into a prime (340693) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7384 + ... + 7429.

It is an arithmetic number, because the mean of its divisors is an integer number (88884).

2³⁴⁰⁶⁹⁹ is an apocalyptic number.

340699 is a deficient number, since it is larger than the sum of its proper divisors (14837).

340699 is a wasteful number, since it uses less digits than its factorization.

340699 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14836.

The product of its (nonzero) digits is 5832, while the sum is 31.

The square root of 340699 is about 583.6942692883. The cubic root of 340699 is about 69.8431180512.

The spelling of 340699 in words is "three hundred forty thousand, six hundred ninety-nine".