190394194 has 8 divisors (see below), whose sum is σ = 285828480. Its totient is φ = 95118036.

The previous prime is 190394189. The next prime is 190394213. The reversal of 190394194 is 491493091.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36474 + ... + 41365.

It is an arithmetic number, because the mean of its divisors is an integer number (35728560).

Almost surely, 2^190394194 is an apocalyptic number.

190394194 is a deficient number, since it is larger than the sum of its proper divisors (95434286).

190394194 is a wasteful number, since it uses less digits than its factorization.

190394194 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79064.

The product of its (nonzero) digits is 34992, while the sum is 40.

The square root of 190394194 is about 13798.3402625098. The cubic root of 190394194 is about 575.2870088278.

It can be divided in two parts, 190 and 394194, that added together give a square (394384 = 628²).

The spelling of 190394194 in words is "one hundred ninety million, three hundred ninety-four thousand, one hundred ninety-four".