335993 has 6 divisors (see below), whose sum is σ = 390906. Its totient is φ = 287952.

The previous prime is 335957. The next prime is 335999. The reversal of 335993 is 399533.

It can be written as a sum of positive squares in only one way, i.e., 182329 + 153664 = 427^2 + 392^2 .

It is not a de Polignac number, because 335993 - 2¹² = 331897 is a prime.

It is a super-2 number, since 2×335993² = 225782592098, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (335999) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3380 + ... + 3477.

It is an arithmetic number, because the mean of its divisors is an integer number (65151).

2³³⁵⁹⁹³ is an apocalyptic number.

It is an amenable number.

335993 is a deficient number, since it is larger than the sum of its proper divisors (54913).

335993 is an equidigital number, since it uses as much as digits as its factorization.

335993 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6871 (or 6864 counting only the distinct ones).

The product of its digits is 10935, while the sum is 32.

The square root of 335993 is about 579.6490317425. The cubic root of 335993 is about 69.5200501129.

The spelling of 335993 in words is "three hundred thirty-five thousand, nine hundred ninety-three".