9831465238 has 16 divisors (see below), whose sum is σ = 17084818080. Its totient is φ = 4155765696.

The previous prime is 9831465199. The next prime is 9831465263. The reversal of 9831465238 is 8325641389.

It is a junction number, because it is equal to n+sod(n) for n = 9831465191 and 9831465200.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4808893 + ... + 4810936.

It is an arithmetic number, because the mean of its divisors is an integer number (1067801130).

Almost surely, 2^9831465238 is an apocalyptic number.

9831465238 is a deficient number, since it is larger than the sum of its proper divisors (7253352842).

9831465238 is a wasteful number, since it uses less digits than its factorization.

9831465238 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9619911.

The product of its digits is 1244160, while the sum is 49.

The square root of 9831465238 is about 99153.7454562358. The cubic root of 9831465238 is about 2142.2628143581.

The spelling of 9831465238 in words is "nine billion, eight hundred thirty-one million, four hundred sixty-five thousand, two hundred thirty-eight".