99030 has 16 divisors (see below), whose sum is σ = 237744. Its totient is φ = 26400.

The previous prime is 99023. The next prime is 99041. The reversal of 99030 is 3099.

It is a junction number, because it is equal to n+sod(n) for n = 98988 and 99006.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1621 + ... + 1680.

It is an arithmetic number, because the mean of its divisors is an integer number (14859).

2⁹⁹⁰³⁰ is an apocalyptic number.

99030 is an abundant number, since it is smaller than the sum of its proper divisors (138714).

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

It is a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (118872).

99030 is a wasteful number, since it uses less digits than its factorization.

99030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3311.

The product of its (nonzero) digits is 243, while the sum is 21.

The square root of 99030 is about 314.6903239695. The cubic root of 99030 is about 46.2653224128.

The spelling of 99030 in words is "ninety-nine thousand, thirty".