320272253 has 16 divisors (see below), whose sum is σ = 378593280. Its totient is φ = 265129200.

The previous prime is 320272229. The next prime is 320272289. The reversal of 320272253 is 352272023.

It is not a de Polignac number, because 320272253 - 2⁸ = 320271997 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 (320272223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 135758 + ... + 138096.

It is an arithmetic number, because the mean of its divisors is an integer number (23662080).

Almost surely, 2^320272253 is an apocalyptic number.

It is an amenable number.

320272253 is a deficient number, since it is larger than the sum of its proper divisors (58321027).

320272253 is a wasteful number, since it uses less digits than its factorization.

320272253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3008.

The product of its (nonzero) digits is 5040, while the sum is 26.

The square root of 320272253 is about 17896.1519048090. The cubic root of 320272253 is about 684.1843012192.

The spelling of 320272253 in words is "three hundred twenty million, two hundred seventy-two thousand, two hundred fifty-three".