355599 has 6 divisors (see below), whose sum is σ = 513656. Its totient is φ = 237060.

The previous prime is 355591. The next prime is 355609. The reversal of 355599 is 995553.

It is not a de Polignac number, because 355599 - 2³ = 355591 is a prime.

It is a Duffinian number.

It is a plaindrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (355591) 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 5 ways as a sum of consecutive naturals, for example, 19747 + ... + 19764.

2³⁵⁵⁵⁹⁹ is an apocalyptic number.

355599 is a deficient number, since it is larger than the sum of its proper divisors (158057).

355599 is a wasteful number, since it uses less digits than its factorization.

355599 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39517 (or 39514 counting only the distinct ones).

The product of its digits is 30375, while the sum is 36.

The square root of 355599 is about 596.3212221613. The cubic root of 355599 is about 70.8467899079.

The spelling of 355599 in words is "three hundred fifty-five thousand, five hundred ninety-nine".