190320946 has 4 divisors (see below), whose sum is σ = 285481422. Its totient is φ = 95160472.

The previous prime is 190320943. The next prime is 190320947. The reversal of 190320946 is 649023091.

190320946 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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., 179265321 + 11055625 = 13389^2 + 3325^2 .

It is not an unprimeable number, because it can be changed into a prime (190320941) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 47580235 + ... + 47580238.

Almost surely, 2^190320946 is an apocalyptic number.

190320946 is a deficient number, since it is larger than the sum of its proper divisors (95160476).

190320946 is an equidigital number, since it uses as much as digits as its factorization.

190320946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95160475.

The product of its (nonzero) digits is 11664, while the sum is 34.

The square root of 190320946 is about 13795.6857749080. The cubic root of 190320946 is about 575.2132250166.

The spelling of 190320946 in words is "one hundred ninety million, three hundred twenty thousand, nine hundred forty-six".