9167856852 has 72 divisors (see below), whose sum is σ = 26872205248. Its totient is φ = 2381258880.

The previous prime is 9167856847. The next prime is 9167856869. The reversal of 9167856852 is 2586587619.

It is a junction number, because it is equal to n+sod(n) for n = 9167856792 and 9167856801.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 440833 + ... + 461160.

Almost surely, 2^9167856852 is an apocalyptic number.

It is an amenable number.

9167856852 is an abundant number, since it is smaller than the sum of its proper divisors (17704348396).

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

9167856852 is a wasteful number, since it uses less digits than its factorization.

9167856852 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 902029 (or 902016 counting only the distinct ones).

The product of its digits is 7257600, while the sum is 57.

The square root of 9167856852 is about 95748.9261140823. The cubic root of 9167856852 is about 2092.9359660524.

The spelling of 9167856852 in words is "nine billion, one hundred sixty-seven million, eight hundred fifty-six thousand, eight hundred fifty-two".