8466238847 has 16 divisors (see below), whose sum is σ = 9383399424. Its totient is φ = 7574580000.

The previous prime is 8466238817. The next prime is 8466238853. The reversal of 8466238847 is 7488326648.

It is a cyclic number.

It is not a de Polignac number, because 8466238847 - 2⁶ = 8466238783 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 8466238792 and 8466238801.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8466238817) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 162722 + ... + 208352.

It is an arithmetic number, because the mean of its divisors is an integer number (586462464).

Almost surely, 2^8466238847 is an apocalyptic number.

8466238847 is a deficient number, since it is larger than the sum of its proper divisors (917160577).

8466238847 is a wasteful number, since it uses less digits than its factorization.

8466238847 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45910.

The product of its digits is 12386304, while the sum is 56.

The square root of 8466238847 is about 92012.1668422171. The cubic root of 8466238847 is about 2038.1219778117.

The spelling of 8466238847 in words is "eight billion, four hundred sixty-six million, two hundred thirty-eight thousand, eight hundred forty-seven".