320074273 has 4 divisors (see below), whose sum is σ = 320184000. Its totient is φ = 319964548.

The previous prime is 320074253. The next prime is 320074291. The reversal of 320074273 is 372470023.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 320074273 - 2¹⁷ = 319943201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (320074213) by changing a digit.

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, 50365 + ... + 56362.

It is an arithmetic number, because the mean of its divisors is an integer number (80046000).

Almost surely, 2^320074273 is an apocalyptic number.

It is an amenable number.

320074273 is a deficient number, since it is larger than the sum of its proper divisors (109727).

320074273 is a wasteful number, since it uses less digits than its factorization.

320074273 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109726.

The product of its (nonzero) digits is 7056, while the sum is 28.

The square root of 320074273 is about 17890.6196930123. The cubic root of 320074273 is about 684.0432933451.

The spelling of 320074273 in words is "three hundred twenty million, seventy-four thousand, two hundred seventy-three".