352685 has 4 divisors (see below), whose sum is σ = 423228. Its totient is φ = 282144.

The previous prime is 352661. The next prime is 352691. The reversal of 352685 is 586253.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 586253 = 107 ⋅5479.

It can be written as a sum of positive squares in 2 ways, for example, as 249001 + 103684 = 499^2 + 322^2 .

It is a cyclic number.

It is not a de Polignac number, because 352685 - 2¹⁰ = 351661 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35264 + ... + 35273.

It is an arithmetic number, because the mean of its divisors is an integer number (105807).

2³⁵²⁶⁸⁵ is an apocalyptic number.

It is an amenable number.

352685 is a deficient number, since it is larger than the sum of its proper divisors (70543).

352685 is an equidigital number, since it uses as much as digits as its factorization.

352685 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70542.

The product of its digits is 7200, while the sum is 29.

The square root of 352685 is about 593.8728820211. The cubic root of 352685 is about 70.6527379494.

The spelling of 352685 in words is "three hundred fifty-two thousand, six hundred eighty-five".