384203834 has 16 divisors (see below), whose sum is σ = 661516800. Its totient is φ = 163938384.

The previous prime is 384203797. The next prime is 384203843. The reversal of 384203834 is 438302483.

It is a super-2 number, since 2×384203834² = 295225172120599112, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 384203794 and 384203803.

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 in 7 ways as a sum of consecutive naturals, for example, 56714 + ... + 63125.

It is an arithmetic number, because the mean of its divisors is an integer number (41344800).

Almost surely, 2^384203834 is an apocalyptic number.

384203834 is a deficient number, since it is larger than the sum of its proper divisors (277312966).

384203834 is a wasteful number, since it uses less digits than its factorization.

384203834 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120077.

The product of its (nonzero) digits is 55296, while the sum is 35.

The square root of 384203834 is about 19601.1181823895. The cubic root of 384203834 is about 726.9768223556.

The spelling of 384203834 in words is "three hundred eighty-four million, two hundred three thousand, eight hundred thirty-four".