9474858391 has 4 divisors (see below), whose sum is σ = 9495322912. Its totient is φ = 9454393872.

The previous prime is 9474858359. The next prime is 9474858397. The reversal of 9474858391 is 1938584749.

9474858391 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 9474858391 - 2⁵ = 9474858359 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 (9474858397) 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, 10231566 + ... + 10232491.

It is an arithmetic number, because the mean of its divisors is an integer number (2373830728).

Almost surely, 2^9474858391 is an apocalyptic number.

9474858391 is a deficient number, since it is larger than the sum of its proper divisors (20464521).

9474858391 is a wasteful number, since it uses less digits than its factorization.

9474858391 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20464520.

The product of its digits is 8709120, while the sum is 58.

The square root of 9474858391 is about 97338.8842703675. The cubic root of 9474858391 is about 2116.0418008134.

The spelling of 9474858391 in words is "nine billion, four hundred seventy-four million, eight hundred fifty-eight thousand, three hundred ninety-one".