189330099 has 16 divisors (see below), whose sum is σ = 292457472. Its totient is φ = 106705728.

The previous prime is 189330083. The next prime is 189330103. The reversal of 189330099 is 990033981.

It is a happy number.

It is not a de Polignac number, because 189330099 - 2⁴ = 189330083 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 189330099.

It is not an unprimeable number, because it can be changed into a prime (189330049) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 60219 + ... + 63284.

It is an arithmetic number, because the mean of its divisors is an integer number (18278592).

Almost surely, 2^189330099 is an apocalyptic number.

189330099 is a deficient number, since it is larger than the sum of its proper divisors (103127373).

189330099 is a wasteful number, since it uses less digits than its factorization.

189330099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123586.

The product of its (nonzero) digits is 52488, while the sum is 42.

The square root of 189330099 is about 13759.7274318934. The cubic root of 189330099 is about 574.2132645683.

The spelling of 189330099 in words is "one hundred eighty-nine million, three hundred thirty thousand, ninety-nine".