386418672 has 30 divisors (see below), whose sum is σ = 1081435992. Its totient is φ = 128806176.

The previous prime is 386418647. The next prime is 386418673. The reversal of 386418672 is 276814683.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (386418673) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1341588 + ... + 1341875.

Almost surely, 2^386418672 is an apocalyptic number.

It is an amenable number.

386418672 is an abundant number, since it is smaller than the sum of its proper divisors (695017320).

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

386418672 is a wasteful number, since it uses less digits than its factorization.

386418672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2683477 (or 2683468 counting only the distinct ones).

The product of its digits is 387072, while the sum is 45.

The square root of 386418672 is about 19657.5347386187. The cubic root of 386418672 is about 728.3710924551.

The spelling of 386418672 in words is "three hundred eighty-six million, four hundred eighteen thousand, six hundred seventy-two".