336389 has 4 divisors (see below), whose sum is σ = 344256. Its totient is φ = 328524.

The previous prime is 336373. The next prime is 336397. The reversal of 336389 is 983633.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 336389 - 2⁴ = 336373 is a prime.

It is a super-2 number, since 2×336389² = 226315118642, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (336689) 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, 3869 + ... + 3954.

It is an arithmetic number, because the mean of its divisors is an integer number (86064).

2³³⁶³⁸⁹ is an apocalyptic number.

It is an amenable number.

336389 is a deficient number, since it is larger than the sum of its proper divisors (7867).

336389 is an equidigital number, since it uses as much as digits as its factorization.

336389 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7866.

The product of its digits is 11664, while the sum is 32.

The square root of 336389 is about 579.9905171639. The cubic root of 336389 is about 69.5473514072.

The spelling of 336389 in words is "three hundred thirty-six thousand, three hundred eighty-nine".