313533 has 12 divisors (see below), whose sum is σ = 494208. Its totient is φ = 189960.

The previous prime is 313517. The next prime is 313543. The reversal of 313533 is 335313.

It is not a de Polignac number, because 313533 - 2⁴ = 313517 is a prime.

313533 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (313543) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1485 + ... + 1682.

It is an arithmetic number, because the mean of its divisors is an integer number (41184).

2³¹³⁵³³ is an apocalyptic number.

313533 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

It is an amenable number.

313533 is a deficient number, since it is larger than the sum of its proper divisors (180675).

313533 is a wasteful number, since it uses less digits than its factorization.

313533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3184 (or 3181 counting only the distinct ones).

The product of its digits is 405, while the sum is 18.

The square root of 313533 is about 559.9401753759. The cubic root of 313533 is about 67.9351313331.

Adding to 313533 its reverse (335313), we get a palindrome (648846).

The spelling of 313533 in words is "three hundred thirteen thousand, five hundred thirty-three".