340585 has 16 divisors (see below), whose sum is σ = 481536. Its totient is φ = 226368.

The previous prime is 340583. The next prime is 340591. The reversal of 340585 is 585043.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 340585 - 2¹ = 340583 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (340583) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1164 + ... + 1426.

It is an arithmetic number, because the mean of its divisors is an integer number (30096).

2³⁴⁰⁵⁸⁵ is an apocalyptic number.

340585 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

340585 is a deficient number, since it is larger than the sum of its proper divisors (140951).

340585 is a wasteful number, since it uses less digits than its factorization.

340585 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 312.

The product of its (nonzero) digits is 2400, while the sum is 25.

The square root of 340585 is about 583.5966072554. The cubic root of 340585 is about 69.8353272019.

The spelling of 340585 in words is "three hundred forty thousand, five hundred eighty-five".