336645 has 12 divisors (see below), whose sum is σ = 583596. Its totient is φ = 179520.

The previous prime is 336643. The next prime is 336649. The reversal of 336645 is 546633.

It can be written as a sum of positive squares in 2 ways, for example, as 213444 + 123201 = 462^2 + 351^2 .

It is not a de Polignac number, because 336645 - 2¹ = 336643 is a prime.

It is a super-2 number, since 2×336645² = 226659712050, 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 336645.

It is not an unprimeable number, because it can be changed into a prime (336643) 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 11 ways as a sum of consecutive naturals, for example, 3696 + ... + 3785.

It is an arithmetic number, because the mean of its divisors is an integer number (48633).

2³³⁶⁶⁴⁵ is an apocalyptic number.

It is an amenable number.

336645 is a deficient number, since it is larger than the sum of its proper divisors (246951).

336645 is a wasteful number, since it uses less digits than its factorization.

336645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7492 (or 7489 counting only the distinct ones).

The product of its digits is 6480, while the sum is 27.

The square root of 336645 is about 580.2111684551. The cubic root of 336645 is about 69.5649893278.

The spelling of 336645 in words is "three hundred thirty-six thousand, six hundred forty-five".