355899 has 4 divisors (see below), whose sum is σ = 474536. Its totient is φ = 237264.

The previous prime is 355891. The next prime is 355909. The reversal of 355899 is 998553.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 998553 = 3 ⋅332851.

It is not a de Polignac number, because 355899 - 2³ = 355891 is a prime.

It is a D-number.

It is a Duffinian number.

It is a plaindrome in base 10.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 355899.

It is not an unprimeable number, because it can be changed into a prime (355891) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 59314 + ... + 59319.

It is an arithmetic number, because the mean of its divisors is an integer number (118634).

2³⁵⁵⁸⁹⁹ is an apocalyptic number.

355899 is a deficient number, since it is larger than the sum of its proper divisors (118637).

355899 is a wasteful number, since it uses less digits than its factorization.

355899 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118636.

The product of its digits is 48600, while the sum is 39.

The square root of 355899 is about 596.5727114108. The cubic root of 355899 is about 70.8667075331.

The spelling of 355899 in words is "three hundred fifty-five thousand, eight hundred ninety-nine".