190099 has 8 divisors (see below), whose sum is σ = 234080. Its totient is φ = 150336.

The previous prime is 190097. The next prime is 190121. The reversal of 190099 is 990091.

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

It is a cyclic number.

It is not a de Polignac number, because 190099 - 2¹ = 190097 is a prime.

It is a super-2 number, since 2×190099² = 72275259602, which contains 22 as substring.

190099 is a modest number, since divided by 99 gives 19 as remainder.

It is not an unprimeable number, because it can be changed into a prime (190093) 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, 954 + ... + 1135.

It is an arithmetic number, because the mean of its divisors is an integer number (29260).

2¹⁹⁰⁰⁹⁹ is an apocalyptic number.

190099 is a deficient number, since it is larger than the sum of its proper divisors (43981).

190099 is a wasteful number, since it uses less digits than its factorization.

190099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2109.

The product of its (nonzero) digits is 729, while the sum is 28.

The square root of 190099 is about 436.0034403534. The cubic root of 190099 is about 57.4989539822.

It can be divided in two parts, 1 and 90099, that added together give a triangular number (90100 = T₄₂₄).

The spelling of 190099 in words is "one hundred ninety thousand, ninety-nine".