353839 has 4 divisors (see below), whose sum is σ = 355240. Its totient is φ = 352440.

The previous prime is 353833. The next prime is 353867. The reversal of 353839 is 938353.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 353839 - 2⁵ = 353807 is a prime.

It is a Duffinian number.

353839 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 353839.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (353833) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 204 + ... + 865.

It is an arithmetic number, because the mean of its divisors is an integer number (88810).

2³⁵³⁸³⁹ is an apocalyptic number.

353839 is a deficient number, since it is larger than the sum of its proper divisors (1401).

353839 is a wasteful number, since it uses less digits than its factorization.

353839 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1400.

The product of its digits is 9720, while the sum is 31.

The square root of 353839 is about 594.8436769438. The cubic root of 353839 is about 70.7297136209.

The spelling of 353839 in words is "three hundred fifty-three thousand, eight hundred thirty-nine".