340906 has 8 divisors (see below), whose sum is σ = 533664. Its totient is φ = 163020.

The previous prime is 340903. The next prime is 340909. The reversal of 340906 is 609043.

It is an interprime number because it is at equal distance from previous prime (340903) and next prime (340909).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (340903) 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, 3660 + ... + 3751.

It is an arithmetic number, because the mean of its divisors is an integer number (66708).

2³⁴⁰⁹⁰⁶ is an apocalyptic number.

340906 is a deficient number, since it is larger than the sum of its proper divisors (192758).

340906 is a wasteful number, since it uses less digits than its factorization.

340906 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7436.

The product of its (nonzero) digits is 648, while the sum is 22.

The square root of 340906 is about 583.8715612187. The cubic root of 340906 is about 69.8572601516.

Adding to 340906 its reverse (609043), we get a palindrome (949949).

The spelling of 340906 in words is "three hundred forty thousand, nine hundred six".