384804238 has 64 divisors (see below), whose sum is σ = 730211328. Its totient is φ = 148055040.

The previous prime is 384804193. The next prime is 384804253. The reversal of 384804238 is 832408483.

It is a self number, because there is not a number n which added to its sum of digits gives 384804238.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1253281 + ... + 1253587.

It is an arithmetic number, because the mean of its divisors is an integer number (11409552).

Almost surely, 2^384804238 is an apocalyptic number.

384804238 is a deficient number, since it is larger than the sum of its proper divisors (345407090).

384804238 is a wasteful number, since it uses less digits than its factorization.

384804238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 497.

The product of its (nonzero) digits is 147456, while the sum is 40.

The square root of 384804238 is about 19616.4277583866. The cubic root of 384804238 is about 727.3553129597.

The spelling of 384804238 in words is "three hundred eighty-four million, eight hundred four thousand, two hundred thirty-eight".