99670080 has 112 divisors (see below), whose sum is σ = 323331840. Its totient is φ = 26013184.

The previous prime is 99670079. The next prime is 99670091. The reversal of 99670080 is 8007699.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2120617 + ... + 2120663.

Almost surely, 2^99670080 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 99670080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (161665920).

99670080 is an abundant number, since it is smaller than the sum of its proper divisors (223661760).

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

99670080 is an frugal number, since it uses more digits than its factorization.

99670080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 161 (or 57 counting only the distinct ones).

The product of its (nonzero) digits is 27216, while the sum is 39.

The square root of 99670080 is about 9983.4903716085. The cubic root of 99670080 is about 463.6478699741.

The spelling of 99670080 in words is "ninety-nine million, six hundred seventy thousand, eighty".