871532652 has 48 divisors (see below), whose sum is σ = 2127121920. Its totient is φ = 277208448.

The previous prime is 871532617. The next prime is 871532657. The reversal of 871532652 is 256235178.

871532652 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×871532652³ (a number of 28 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 871532652.

It is not an unprimeable number, because it can be changed into a prime (871532657) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 117568 + ... + 124760.

It is an arithmetic number, because the mean of its divisors is an integer number (44315040).

Almost surely, 2^871532652 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 871532652, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1063560960).

871532652 is an abundant number, since it is smaller than the sum of its proper divisors (1255589268).

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

871532652 is a wasteful number, since it uses less digits than its factorization.

871532652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7662 (or 7660 counting only the distinct ones).

The product of its digits is 100800, while the sum is 39.

The square root of 871532652 is about 29521.7318597673. The cubic root of 871532652 is about 955.2005287812.

The spelling of 871532652 in words is "eight hundred seventy-one million, five hundred thirty-two thousand, six hundred fifty-two".