99571248 has 160 divisors (see below), whose sum is σ = 344025600. Its totient is φ = 26936064.

The previous prime is 99571243. The next prime is 99571249. The reversal of 99571248 is 84217599.

It is not an unprimeable number, because it can be changed into a prime (99571243) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 56590 + ... + 58322.

It is an arithmetic number, because the mean of its divisors is an integer number (2150160).

Almost surely, 2^99571248 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 99571248, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (172012800).

99571248 is an abundant number, since it is smaller than the sum of its proper divisors (244454352).

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

99571248 is a wasteful number, since it uses less digits than its factorization.

99571248 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1776 (or 1764 counting only the distinct ones).

The product of its digits is 181440, while the sum is 45.

The square root of 99571248 is about 9978.5393720724. The cubic root of 99571248 is about 463.4945695366.

The spelling of 99571248 in words is "ninety-nine million, five hundred seventy-one thousand, two hundred forty-eight".