6831071730 has 96 divisors (see below), whose sum is σ = 20320844544. Its totient is φ = 1559634048.

The previous prime is 6831071701. The next prime is 6831071759. The reversal of 6831071730 is 371701386.

It is an interprime number because it is at equal distance from previous prime (6831071701) and next prime (6831071759).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 603604 + ... + 614816.

It is an arithmetic number, because the mean of its divisors is an integer number (211675464).

Almost surely, 2^6831071730 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6831071730, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10160422272).

6831071730 is an abundant number, since it is smaller than the sum of its proper divisors (13489772814).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6831071730 is a wasteful number, since it uses less digits than its factorization.

6831071730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12200 (or 12197 counting only the distinct ones).

The product of its (nonzero) digits is 21168, while the sum is 36.

The square root of 6831071730 is about 82650.2978216050. The cubic root of 6831071730 is about 1897.4177043573.

The spelling of 6831071730 in words is "six billion, eight hundred thirty-one million, seventy-one thousand, seven hundred thirty".