133336 has 16 divisors (see below), whose sum is σ = 285840. Its totient is φ = 57120.

The previous prime is 133327. The next prime is 133337. The reversal of 133336 is 633331.

133336 = 135² + 136² + ... + 141².

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 (133337) 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, 1135 + ... + 1246.

It is an arithmetic number, because the mean of its divisors is an integer number (17865).

2¹³³³³⁶ is an apocalyptic number.

It is an amenable number.

133336 is an abundant number, since it is smaller than the sum of its proper divisors (152504).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

133336 is a wasteful number, since it uses less digits than its factorization.

133336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2394 (or 2390 counting only the distinct ones).

The product of its digits is 486, while the sum is 19.

The square root of 133336 is about 365.1520231356. The cubic root of 133336 is about 51.0876360726.

Adding to 133336 its reverse (633331), we get a palindrome (766667).

It can be divided in two parts, 1333 and 36, that added together give a square (1369 = 37²).

The spelling of 133336 in words is "one hundred thirty-three thousand, three hundred thirty-six".