336385 has 12 divisors (see below), whose sum is σ = 469908. Its totient is φ = 230496.

The previous prime is 336373. The next prime is 336397. The reversal of 336385 is 583633.

It is an interprime number because it is at equal distance from previous prime (336373) and next prime (336397).

It can be written as a sum of positive squares in 2 ways, for example, as 254016 + 82369 = 504^2 + 287^2 .

It is not a de Polignac number, because 336385 - 2⁵ = 336353 is a prime.

It is a super-2 number, since 2×336385² = 226309736450, which contains 22 as substring.

It is an Ulam number.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 442 + ... + 931.

It is an arithmetic number, because the mean of its divisors is an integer number (39159).

2³³⁶³⁸⁵ is an apocalyptic number.

336385 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

336385 is a deficient number, since it is larger than the sum of its proper divisors (133523).

336385 is a wasteful number, since it uses less digits than its factorization.

336385 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1392 (or 1385 counting only the distinct ones).

The product of its digits is 6480, while the sum is 28.

The square root of 336385 is about 579.9870688214. The cubic root of 336385 is about 69.5470757437.

The spelling of 336385 in words is "three hundred thirty-six thousand, three hundred eighty-five".