384485136 has 40 divisors (see below), whose sum is σ = 1135147584. Its totient is φ = 109852800.

The previous prime is 384485111. The next prime is 384485147. The reversal of 384485136 is 631584483.

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

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 571815 + ... + 572486.

Almost surely, 2^384485136 is an apocalyptic number.

It is an amenable number.

384485136 is an abundant number, since it is smaller than the sum of its proper divisors (750662448).

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

384485136 is a wasteful number, since it uses less digits than its factorization.

384485136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1144319 (or 1144313 counting only the distinct ones).

The product of its digits is 276480, while the sum is 42.

The square root of 384485136 is about 19608.2925314776. The cubic root of 384485136 is about 727.1542022833.

The spelling of 384485136 in words is "three hundred eighty-four million, four hundred eighty-five thousand, one hundred thirty-six".