353685 has 32 divisors (see below), whose sum is σ = 639360. Its totient is φ = 165888.

The previous prime is 353681. The next prime is 353687. The reversal of 353685 is 586353.

353685 is nontrivially palindromic in base 4.

It is not a de Polignac number, because 353685 - 2² = 353681 is a prime.

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 353685.

It is not an unprimeable number, because it can be changed into a prime (353681) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4809 + ... + 4881.

It is an arithmetic number, because the mean of its divisors is an integer number (19980).

2³⁵³⁶⁸⁵ is an apocalyptic number.

It is an amenable number.

353685 is a deficient number, since it is larger than the sum of its proper divisors (285675).

353685 is a wasteful number, since it uses less digits than its factorization.

353685 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117.

The product of its digits is 10800, while the sum is 30.

The square root of 353685 is about 594.7142170825. The cubic root of 353685 is about 70.7194509906.

The spelling of 353685 in words is "three hundred fifty-three thousand, six hundred eighty-five".