99531152 has 60 divisors (see below), whose sum is σ = 227306880. Its totient is φ = 42090048.

The previous prime is 99531127. The next prime is 99531163. The reversal of 99531152 is 25113599.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 61133 + ... + 62739.

It is an arithmetic number, because the mean of its divisors is an integer number (3788448).

Almost surely, 2^99531152 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 99531152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (113653440).

99531152 is an abundant number, since it is smaller than the sum of its proper divisors (127775728).

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

99531152 is a wasteful number, since it uses less digits than its factorization.

99531152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1708 (or 1695 counting only the distinct ones).

The product of its digits is 12150, while the sum is 35.

The square root of 99531152 is about 9976.5300580913. The cubic root of 99531152 is about 463.4323468444.

The spelling of 99531152 in words is "ninety-nine million, five hundred thirty-one thousand, one hundred fifty-two".