353285 has 4 divisors (see below), whose sum is σ = 423948. Its totient is φ = 282624.

The previous prime is 353263. The next prime is 353293. The reversal of 353285 is 582353.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 582353 = 449 ⋅1297.

It can be written as a sum of positive squares in 2 ways, for example, as 247009 + 106276 = 497^2 + 326^2 .

It is a cyclic number.

It is not a de Polignac number, because 353285 - 2¹⁴ = 336901 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35324 + ... + 35333.

It is an arithmetic number, because the mean of its divisors is an integer number (105987).

2³⁵³²⁸⁵ is an apocalyptic number.

It is an amenable number.

353285 is a deficient number, since it is larger than the sum of its proper divisors (70663).

353285 is an equidigital number, since it uses as much as digits as its factorization.

353285 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70662.

The product of its digits is 3600, while the sum is 26.

The square root of 353285 is about 594.3778259659. The cubic root of 353285 is about 70.6927808829.

The spelling of 353285 in words is "three hundred fifty-three thousand, two hundred eighty-five".