190640795 has 8 divisors (see below), whose sum is σ = 232183824. Its totient is φ = 150236064.

The previous prime is 190640783. The next prime is 190640819. The reversal of 190640795 is 597046091.

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 190640795 - 2²⁴ = 173863579 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 284204 + ... + 284873.

It is an arithmetic number, because the mean of its divisors is an integer number (29022978).

Almost surely, 2^190640795 is an apocalyptic number.

190640795 is a deficient number, since it is larger than the sum of its proper divisors (41543029).

190640795 is an equidigital number, since it uses as much as digits as its factorization.

190640795 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 569149.

The product of its (nonzero) digits is 68040, while the sum is 41.

The square root of 190640795 is about 13807.2732644791. The cubic root of 190640795 is about 575.5352747083.

The spelling of 190640795 in words is "one hundred ninety million, six hundred forty thousand, seven hundred ninety-five".