30099 has 8 divisors (see below), whose sum is σ = 40960. Its totient is φ = 19656.

The previous prime is 30097. The next prime is 30103. The reversal of 30099 is 99003.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 30099 - 2¹ = 30097 is a prime.

It is a Duffinian number.

30099 is a modest number, since divided by 99 gives 3 as remainder.

It is not an unprimeable number, because it can be changed into a prime (30091) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 174 + ... + 300.

It is an arithmetic number, because the mean of its divisors is an integer number (5120).

2³⁰⁰⁹⁹ is an apocalyptic number.

30099 is a deficient number, since it is larger than the sum of its proper divisors (10861).

30099 is a wasteful number, since it uses less digits than its factorization.

30099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 209.

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

The square root of 30099 is about 173.4906337529. The cubic root of 30099 is about 31.1064670884.

The spelling of 30099 in words is "thirty thousand, ninety-nine".