384604836 has 48 divisors (see below), whose sum is σ = 1118853120. Its totient is φ = 99897120.

The previous prime is 384604823. The next prime is 384604837. The reversal of 384604836 is 638406483.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is not an unprimeable number, because it can be changed into a prime (384604837) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 207196 + ... + 209043.

It is an arithmetic number, because the mean of its divisors is an integer number (23309440).

Almost surely, 2^384604836 is an apocalyptic number.

It is an amenable number.

384604836 is an abundant number, since it is smaller than the sum of its proper divisors (734248284).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

384604836 is a wasteful number, since it uses less digits than its factorization.

384604836 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 416264 (or 416262 counting only the distinct ones).

The product of its (nonzero) digits is 331776, while the sum is 42.

The square root of 384604836 is about 19611.3445739959. The cubic root of 384604836 is about 727.2296549851.

The spelling of 384604836 in words is "three hundred eighty-four million, six hundred four thousand, eight hundred thirty-six".