322256255 has 4 divisors (see below), whose sum is σ = 386707512. Its totient is φ = 257805000.

The previous prime is 322256239. The next prime is 322256257. The reversal of 322256255 is 552652223.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 552652223 = 2309 ⋅239347.

It is not a de Polignac number, because 322256255 - 2⁴ = 322256239 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 (322256257) 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 3 ways as a sum of consecutive naturals, for example, 32225621 + ... + 32225630.

It is an arithmetic number, because the mean of its divisors is an integer number (96676878).

Almost surely, 2^322256255 is an apocalyptic number.

322256255 is a deficient number, since it is larger than the sum of its proper divisors (64451257).

322256255 is an equidigital number, since it uses as much as digits as its factorization.

322256255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64451256.

The product of its digits is 36000, while the sum is 32.

The square root of 322256255 is about 17951.4972913125. The cubic root of 322256255 is about 685.5941742850.

The spelling of 322256255 in words is "three hundred twenty-two million, two hundred fifty-six thousand, two hundred fifty-five".