384093197 has 4 divisors (see below), whose sum is σ = 397337820. Its totient is φ = 370848576.

The previous prime is 384093191. The next prime is 384093221. The reversal of 384093197 is 791390483.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 181144681 + 202948516 = 13459^2 + 14246^2 .

It is a cyclic number.

It is not a de Polignac number, because 384093197 - 2⁸ = 384092941 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (384093191) 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, 6622268 + ... + 6622325.

It is an arithmetic number, because the mean of its divisors is an integer number (99334455).

Almost surely, 2^384093197 is an apocalyptic number.

It is an amenable number.

384093197 is a deficient number, since it is larger than the sum of its proper divisors (13244623).

384093197 is a wasteful number, since it uses less digits than its factorization.

384093197 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13244622.

The product of its (nonzero) digits is 163296, while the sum is 44.

The square root of 384093197 is about 19598.2957677447. The cubic root of 384093197 is about 726.9070345250.

The spelling of 384093197 in words is "three hundred eighty-four million, ninety-three thousand, one hundred ninety-seven".