190394 has 8 divisors (see below), whose sum is σ = 298080. Its totient is φ = 91036.

The previous prime is 190391. The next prime is 190403. The reversal of 190394 is 493091.

190394 = T₁₁₇ + T₁₁₈ + ... + T₁₃₉.

It is a happy number.

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

It is an Ulam number.

It is a nialpdrome in base 12.

It is not an unprimeable number, because it can be changed into a prime (190391) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2024 + ... + 2115.

It is an arithmetic number, because the mean of its divisors is an integer number (37260).

2¹⁹⁰³⁹⁴ is an apocalyptic number.

190394 is a deficient number, since it is larger than the sum of its proper divisors (107686).

190394 is a wasteful number, since it uses less digits than its factorization.

190394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4164.

The product of its (nonzero) digits is 972, while the sum is 26.

The square root of 190394 is about 436.3416092925. The cubic root of 190394 is about 57.5286813434.

The spelling of 190394 in words is "one hundred ninety thousand, three hundred ninety-four".