340635 has 8 divisors (see below), whose sum is σ = 545040. Its totient is φ = 181664.

The previous prime is 340633. The next prime is 340643. The reversal of 340635 is 536043.

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

It is a cyclic number.

It is not a de Polignac number, because 340635 - 2¹ = 340633 is a prime.

It is not an unprimeable number, because it can be changed into a prime (340633) 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, 11340 + ... + 11369.

It is an arithmetic number, because the mean of its divisors is an integer number (68130).

2³⁴⁰⁶³⁵ is an apocalyptic number.

340635 is a deficient number, since it is larger than the sum of its proper divisors (204405).

340635 is a wasteful number, since it uses less digits than its factorization.

340635 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22717.

The product of its (nonzero) digits is 1080, while the sum is 21.

The square root of 340635 is about 583.6394434923. The cubic root of 340635 is about 69.8387444551.

Adding to 340635 its reverse (536043), we get a palindrome (876678).

The spelling of 340635 in words is "three hundred forty thousand, six hundred thirty-five".