99347871 has 8 divisors (see below), whose sum is σ = 151387264. Its totient is φ = 56770200.

The previous prime is 99347863. The next prime is 99347933. The reversal of 99347871 is 17874399.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 99347871 - 2³ = 99347863 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 99347871.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99347821) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2365405 + ... + 2365446.

It is an arithmetic number, because the mean of its divisors is an integer number (18923408).

Almost surely, 2^99347871 is an apocalyptic number.

99347871 is a deficient number, since it is larger than the sum of its proper divisors (52039393).

99347871 is a wasteful number, since it uses less digits than its factorization.

99347871 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4730861.

The product of its digits is 381024, while the sum is 48.

The square root of 99347871 is about 9967.3402169285. The cubic root of 99347871 is about 463.1477105536.

The spelling of 99347871 in words is "ninety-nine million, three hundred forty-seven thousand, eight hundred seventy-one".