98520871 has 6 divisors (see below), whose sum is σ = 103979472. Its totient is φ = 93335220.

The previous prime is 98520857. The next prime is 98520881. The reversal of 98520871 is 17802589.

It is a de Polignac number, because none of the positive numbers 2^k-98520871 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (98520811) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 136095 + ... + 136816.

It is an arithmetic number, because the mean of its divisors is an integer number (17329912).

Almost surely, 2^98520871 is an apocalyptic number.

98520871 is a deficient number, since it is larger than the sum of its proper divisors (5458601).

98520871 is a wasteful number, since it uses less digits than its factorization.

98520871 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 272949 (or 272930 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 40.

The square root of 98520871 is about 9925.7680307370. The cubic root of 98520871 is about 461.8590035312.

The spelling of 98520871 in words is "ninety-eight million, five hundred twenty thousand, eight hundred seventy-one".