32320253 has 6 divisors (see below), whose sum is σ = 37597086. Its totient is φ = 27703032.

The previous prime is 32320237. The next prime is 32320271. The reversal of 32320253 is 35202323.

It can be written as a sum of positive squares in only one way, i.e., 27489049 + 4831204 = 5243^2 + 2198^2 .

It is not a de Polignac number, because 32320253 - 2⁴ = 32320237 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 (32320853) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 329750 + ... + 329847.

It is an arithmetic number, because the mean of its divisors is an integer number (6266181).

Almost surely, 2^32320253 is an apocalyptic number.

It is an amenable number.

32320253 is a deficient number, since it is larger than the sum of its proper divisors (5276833).

32320253 is an equidigital number, since it uses as much as digits as its factorization.

32320253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 659611 (or 659604 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 20.

The square root of 32320253 is about 5685.0904126496. The cubic root of 32320253 is about 318.5358008302.

Adding to 32320253 its reverse (35202323), we get a palindrome (67522576).

The spelling of 32320253 in words is "thirty-two million, three hundred twenty thousand, two hundred fifty-three".