320283252 has 36 divisors (see below), whose sum is σ = 810256356. Its totient is φ = 106675200.

The previous prime is 320283251. The next prime is 320283253. The reversal of 320283252 is 252382023.

It is an interprime number because it is at equal distance from previous prime (320283251) and next prime (320283253).

It can be written as a sum of positive squares in 2 ways, for example, as 313502436 + 6780816 = 17706^2 + 2604^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320283251) 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 11 ways as a sum of consecutive naturals, for example, 54858 + ... + 60414.

It is an arithmetic number, because the mean of its divisors is an integer number (22507121).

Almost surely, 2^320283252 is an apocalyptic number.

It is an amenable number.

320283252 is an abundant number, since it is smaller than the sum of its proper divisors (489973104).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

320283252 is a wasteful number, since it uses less digits than its factorization.

320283252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7168 (or 7163 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The square root of 320283252 is about 17896.4592028703. The cubic root of 320283252 is about 684.1921333650.

The spelling of 320283252 in words is "three hundred twenty million, two hundred eighty-three thousand, two hundred fifty-two".