190328773 has 4 divisors (see below), whose sum is σ = 190391788. Its totient is φ = 190265760.

The previous prime is 190328771. The next prime is 190328791. The reversal of 190328773 is 377823091.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 377823091 = 17491 ⋅21601.

It can be written as a sum of positive squares in 2 ways, for example, as 99660289 + 90668484 = 9983^2 + 9522^2 .

It is a cyclic number.

It is not a de Polignac number, because 190328773 - 2¹ = 190328771 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (190328771) 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, 26736 + ... + 33097.

It is an arithmetic number, because the mean of its divisors is an integer number (47597947).

Almost surely, 2^190328773 is an apocalyptic number.

It is an amenable number.

190328773 is a deficient number, since it is larger than the sum of its proper divisors (63015).

190328773 is an equidigital number, since it uses as much as digits as its factorization.

190328773 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63014.

The product of its (nonzero) digits is 63504, while the sum is 40.

The square root of 190328773 is about 13795.9694476322. The cubic root of 190328773 is about 575.2211101746.

The spelling of 190328773 in words is "one hundred ninety million, three hundred twenty-eight thousand, seven hundred seventy-three".