99529080 has 128 divisors (see below), whose sum is σ = 348641280. Its totient is φ = 22256640.

The previous prime is 99529069. The next prime is 99529097. The reversal of 99529080 is 8092599.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 38220 + ... + 40740.

It is an arithmetic number, because the mean of its divisors is an integer number (2723760).

Almost surely, 2^99529080 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 99529080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (174320640).

99529080 is an abundant number, since it is smaller than the sum of its proper divisors (249112200).

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

99529080 is a wasteful number, since it uses less digits than its factorization.

99529080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2589 (or 2585 counting only the distinct ones).

The product of its (nonzero) digits is 58320, while the sum is 42.

The square root of 99529080 is about 9976.4262138303. The cubic root of 99529080 is about 463.4291309719.

The spelling of 99529080 in words is "ninety-nine million, five hundred twenty-nine thousand, eighty".