384216892 has 12 divisors (see below), whose sum is σ = 674308600. Its totient is φ = 191557296.

The previous prime is 384216851. The next prime is 384216907. The reversal of 384216892 is 298612483.

It is a hoax number, since the sum of its digits (43) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 136218 + ... + 139009.

Almost surely, 2^384216892 is an apocalyptic number.

It is an amenable number.

384216892 is a deficient number, since it is larger than the sum of its proper divisors (290091708).

384216892 is a wasteful number, since it uses less digits than its factorization.

384216892 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 275580 (or 275578 counting only the distinct ones).

The product of its digits is 165888, while the sum is 43.

The square root of 384216892 is about 19601.4512728012. The cubic root of 384216892 is about 726.9850582233.

The spelling of 384216892 in words is "three hundred eighty-four million, two hundred sixteen thousand, eight hundred ninety-two".