336985 has 12 divisors (see below), whose sum is σ = 445284. Its totient is φ = 244640.

The previous prime is 336983. The next prime is 336989. The reversal of 336985 is 589633.

336985 = 170² + 171² + ... + 180².

It can be written as a sum of positive squares in 2 ways, for example, as 69696 + 267289 = 264^2 + 517^2 .

It is not a de Polignac number, because 336985 - 2¹ = 336983 is a prime.

It is a super-2 number, since 2×336985² = 227117780450, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 336985.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 336985.

It is not an unprimeable number, because it can be changed into a prime (336983) 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, 327 + ... + 883.

It is an arithmetic number, because the mean of its divisors is an integer number (37107).

2³³⁶⁹⁸⁵ is an apocalyptic number.

It is an amenable number.

336985 is a deficient number, since it is larger than the sum of its proper divisors (108299).

336985 is a wasteful number, since it uses less digits than its factorization.

336985 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 584 (or 573 counting only the distinct ones).

The product of its digits is 19440, while the sum is 34.

The square root of 336985 is about 580.5040912862. The cubic root of 336985 is about 69.5884008724.

It can be divided in two parts, 33698 and 5, that multiplied together give a triangular number (168490 = T₅₈₀).

The spelling of 336985 in words is "three hundred thirty-six thousand, nine hundred eighty-five".