338484139 has 4 divisors (see below), whose sum is σ = 386839024. Its totient is φ = 290129256.

The previous prime is 338484101. The next prime is 338484173. The reversal of 338484139 is 931484833.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 931484833 = 3371 ⋅276323.

It is a cyclic number.

It is not a de Polignac number, because 338484139 - 2²⁷ = 204266411 is a prime.

It is a super-2 number, since 2×338484139² = 229143024709142642, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 338484095 and 338484104.

It is not an unprimeable number, because it can be changed into a prime (338484539) 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, 24177432 + ... + 24177445.

It is an arithmetic number, because the mean of its divisors is an integer number (96709756).

Almost surely, 2^338484139 is an apocalyptic number.

338484139 is a deficient number, since it is larger than the sum of its proper divisors (48354885).

338484139 is an equidigital number, since it uses as much as digits as its factorization.

338484139 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48354884.

The product of its digits is 248832, while the sum is 43.

The square root of 338484139 is about 18397.9384442932. The cubic root of 338484139 is about 696.9144044132.

The spelling of 338484139 in words is "three hundred thirty-eight million, four hundred eighty-four thousand, one hundred thirty-nine".