99000070 has 64 divisors (see below), whose sum is σ = 204120000.
Its totient is φ = 34269696.
The previous prime is 99000059. The next prime is 99000079. The reversal of 99000070 is 7000099.
It is a junction number, because it is equal to n+sod(n) for n = 98999999 and 99000044.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (99000079) 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, 367896 + ... + 368164.
It is an arithmetic number, because the mean of its divisors is an integer number (3189375).
Almost surely, 299000070 is an apocalyptic number.
99000070 is an abundant number, since it is smaller than the sum of its proper divisors (105119930).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
99000070 is a wasteful number, since it uses less digits than its factorization.
99000070 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 457.
The product of its (nonzero) digits is 567, while the sum is 25.
The square root of 99000070 is about 9949.8778886979.
The cubic root of 99000070 is about 462.6066099501.
The spelling of 99000070 in words is "ninety-nine million, seventy", and is thus an aban number and an uban number.