320194148 has 12 divisors (see below), whose sum is σ = 560583660. Its totient is φ = 160027392.

The previous prime is 320194117. The next prime is 320194153. The reversal of 320194148 is 841491023.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 110292004 + 209902144 = 10502^2 + 14488^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6293 + ... + 26076.

It is an arithmetic number, because the mean of its divisors is an integer number (46715305).

Almost surely, 2^320194148 is an apocalyptic number.

It is an amenable number.

320194148 is a deficient number, since it is larger than the sum of its proper divisors (240389512).

320194148 is a wasteful number, since it uses less digits than its factorization.

320194148 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34846 (or 34844 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 32.

The square root of 320194148 is about 17893.9695987224. The cubic root of 320194148 is about 684.1286792091.

The spelling of 320194148 in words is "three hundred twenty million, one hundred ninety-four thousand, one hundred forty-eight".