871201892 has 24 divisors (see below), whose sum is σ = 1664016480. Its totient is φ = 395807360.

The previous prime is 871201883. The next prime is 871201921. The reversal of 871201892 is 298102178.

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, 125948 + ... + 132684.

It is an arithmetic number, because the mean of its divisors is an integer number (69334020).

Almost surely, 2^871201892 is an apocalyptic number.

It is an amenable number.

871201892 is a deficient number, since it is larger than the sum of its proper divisors (792814588).

871201892 is a wasteful number, since it uses less digits than its factorization.

871201892 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9691 (or 9689 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 38.

The square root of 871201892 is about 29516.1293532875. The cubic root of 871201892 is about 955.0796757442.

The spelling of 871201892 in words is "eight hundred seventy-one million, two hundred one thousand, eight hundred ninety-two".