340867 has 4 divisors (see below), whose sum is σ = 360936. Its totient is φ = 320800.

The previous prime is 340859. The next prime is 340877. The reversal of 340867 is 768043.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 768043 = 17 ⋅45179.

It is a cyclic number.

It is not a de Polignac number, because 340867 - 2³ = 340859 is a prime.

It is a Duffinian number.

340867 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (340877) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10009 + ... + 10042.

It is an arithmetic number, because the mean of its divisors is an integer number (90234).

2³⁴⁰⁸⁶⁷ is an apocalyptic number.

340867 is a deficient number, since it is larger than the sum of its proper divisors (20069).

340867 is a wasteful number, since it uses less digits than its factorization.

340867 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20068.

The product of its (nonzero) digits is 4032, while the sum is 28.

The square root of 340867 is about 583.8381625074. The cubic root of 340867 is about 69.8545961357.

The spelling of 340867 in words is "three hundred forty thousand, eight hundred sixty-seven".