336405 has 16 divisors (see below), whose sum is σ = 552384. Its totient is φ = 174720.

The previous prime is 336403. The next prime is 336419. The reversal of 336405 is 504633.

It is not a de Polignac number, because 336405 - 2¹ = 336403 is a prime.

It is a super-2 number, since 2×336405² = 226336648050, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 336405.

It is not an unprimeable number, because it can be changed into a prime (336403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 342 + ... + 888.

It is an arithmetic number, because the mean of its divisors is an integer number (34524).

2³³⁶⁴⁰⁵ is an apocalyptic number.

It is an amenable number.

336405 is a deficient number, since it is larger than the sum of its proper divisors (215979).

336405 is a wasteful number, since it uses less digits than its factorization.

336405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 596.

The product of its (nonzero) digits is 1080, while the sum is 21.

The square root of 336405 is about 580.0043103288. The cubic root of 336405 is about 69.5484540394.

It can be divided in two parts, 336 and 405, that added together give a triangular number (741 = T₃₈).

The spelling of 336405 in words is "three hundred thirty-six thousand, four hundred five".