871847098 has 4 divisors (see below), whose sum is σ = 1307770650. Its totient is φ = 435923548.

The previous prime is 871847063. The next prime is 871847099. The reversal of 871847098 is 890748178.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 890748178 = 2 ⋅445374089.

It can be written as a sum of positive squares in only one way, i.e., 865359889 + 6487209 = 29417^2 + 2547^2 .

It is not an unprimeable number, because it can be changed into a prime (871847099) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 217961773 + ... + 217961776.

Almost surely, 2^871847098 is an apocalyptic number.

871847098 is a deficient number, since it is larger than the sum of its proper divisors (435923552).

871847098 is a wasteful number, since it uses less digits than its factorization.

871847098 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 435923551.

The product of its (nonzero) digits is 903168, while the sum is 52.

The square root of 871847098 is about 29527.0570494250. The cubic root of 871847098 is about 955.3153926628.

The spelling of 871847098 in words is "eight hundred seventy-one million, eight hundred forty-seven thousand, ninety-eight".