190199354 has 4 divisors (see below), whose sum is σ = 285299034. Its totient is φ = 95099676.

The previous prime is 190199341. The next prime is 190199357. The reversal of 190199354 is 453991091.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 111788329 + 78411025 = 10573^2 + 8855^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (190199357) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 47549837 + ... + 47549840.

Almost surely, 2^190199354 is an apocalyptic number.

190199354 is a deficient number, since it is larger than the sum of its proper divisors (95099680).

190199354 is an equidigital number, since it uses as much as digits as its factorization.

190199354 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95099679.

The product of its (nonzero) digits is 43740, while the sum is 41.

The square root of 190199354 is about 13791.2781858681. The cubic root of 190199354 is about 575.0907017598.

The spelling of 190199354 in words is "one hundred ninety million, one hundred ninety-nine thousand, three hundred fifty-four".