384923338 has 4 divisors (see below), whose sum is σ = 577385010. Its totient is φ = 192461668.

The previous prime is 384923327. The next prime is 384923393. The reversal of 384923338 is 833329483.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 833329483 = 7 ⋅119047069.

It can be written as a sum of positive squares in only one way, i.e., 280127169 + 104796169 = 16737^2 + 10237^2 .

It is a super-2 number, since 2×384923338² = 296331952274124488, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 384923294 and 384923303.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 96230833 + ... + 96230836.

Almost surely, 2^384923338 is an apocalyptic number.

384923338 is a deficient number, since it is larger than the sum of its proper divisors (192461672).

384923338 is a wasteful number, since it uses less digits than its factorization.

384923338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 192461671.

The product of its digits is 373248, while the sum is 43.

The square root of 384923338 is about 19619.4632444417. The cubic root of 384923338 is about 727.4303459881.

The spelling of 384923338 in words is "three hundred eighty-four million, nine hundred twenty-three thousand, three hundred thirty-eight".