384116791 has 4 divisors (see below), whose sum is σ = 388432800. Its totient is φ = 379800784.

The previous prime is 384116771. The next prime is 384116809. The reversal of 384116791 is 197611483.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-384116791 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 (384116701) 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, 2157871 + ... + 2158048.

It is an arithmetic number, because the mean of its divisors is an integer number (97108200).

Almost surely, 2^384116791 is an apocalyptic number.

384116791 is a deficient number, since it is larger than the sum of its proper divisors (4316009).

384116791 is an equidigital number, since it uses as much as digits as its factorization.

384116791 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4316008.

The product of its digits is 36288, while the sum is 40.

The square root of 384116791 is about 19598.8976985952. The cubic root of 384116791 is about 726.9219183201.

The spelling of 384116791 in words is "three hundred eighty-four million, one hundred sixteen thousand, seven hundred ninety-one".