338387 has 4 divisors (see below), whose sum is σ = 386736. Its totient is φ = 290040.

The previous prime is 338383. The next prime is 338389. The reversal of 338387 is 783833.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 783833 = 67 ⋅11699.

It is a cyclic number.

It is not a de Polignac number, because 338387 - 2² = 338383 is a prime.

It is a super-2 number, since 2×338387² = 229011523538, which contains 22 as substring.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 338387.

It is not an unprimeable number, because it can be changed into a prime (338383) 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, 24164 + ... + 24177.

It is an arithmetic number, because the mean of its divisors is an integer number (96684).

2³³⁸³⁸⁷ is an apocalyptic number.

338387 is a deficient number, since it is larger than the sum of its proper divisors (48349).

338387 is an equidigital number, since it uses as much as digits as its factorization.

338387 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48348.

The product of its digits is 12096, while the sum is 32.

The square root of 338387 is about 581.7104090525. The cubic root of 338387 is about 69.6847730639.

The spelling of 338387 in words is "three hundred thirty-eight thousand, three hundred eighty-seven".