384536688 has 40 divisors (see below), whose sum is σ = 994277136. Its totient is φ = 128064000.

The previous prime is 384536683. The next prime is 384536699. The reversal of 384536688 is 886635483.

It is a self number, because there is not a number n which added to its sum of digits gives 384536688.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (384536683) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 63388 + ... + 69188.

Almost surely, 2^384536688 is an apocalyptic number.

It is an amenable number.

384536688 is an abundant number, since it is smaller than the sum of its proper divisors (609740448).

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

384536688 is a wasteful number, since it uses less digits than its factorization.

384536688 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7193 (or 7187 counting only the distinct ones).

The product of its digits is 3317760, while the sum is 51.

The square root of 384536688 is about 19609.6070332886. The cubic root of 384536688 is about 727.1866999229.

The spelling of 384536688 in words is "three hundred eighty-four million, five hundred thirty-six thousand, six hundred eighty-eight".