384845873 has 4 divisors (see below), whose sum is σ = 397260288. Its totient is φ = 372431460.

The previous prime is 384845861. The next prime is 384845897. The reversal of 384845873 is 378548483.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 378548483 = 419 ⋅903457.

It is a cyclic number.

It is not a de Polignac number, because 384845873 - 2²² = 380651569 is a prime.

It is not an unprimeable number, because it can be changed into a prime (384845833) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6207161 + ... + 6207222.

It is an arithmetic number, because the mean of its divisors is an integer number (99315072).

Almost surely, 2^384845873 is an apocalyptic number.

It is an amenable number.

384845873 is a deficient number, since it is larger than the sum of its proper divisors (12414415).

384845873 is a wasteful number, since it uses less digits than its factorization.

384845873 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12414414.

The product of its digits is 2580480, while the sum is 50.

The square root of 384845873 is about 19617.4889575603. The cubic root of 384845873 is about 727.3815447795.

The spelling of 384845873 in words is "three hundred eighty-four million, eight hundred forty-five thousand, eight hundred seventy-three".