322228881 has 32 divisors (see below), whose sum is σ = 526659840. Its totient is φ = 193449600.

The previous prime is 322228853. The next prime is 322228903. The reversal of 322228881 is 188822223.

It is not a de Polignac number, because 322228881 - 2¹⁸ = 321966737 is a prime.

It is a super-2 number, since 2×322228881² = 207662903501024322, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (322227881) 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 31 ways as a sum of consecutive naturals, for example, 3196 + ... + 25586.

It is an arithmetic number, because the mean of its divisors is an integer number (16458120).

Almost surely, 2^322228881 is an apocalyptic number.

It is an amenable number.

322228881 is a deficient number, since it is larger than the sum of its proper divisors (204430959).

322228881 is a wasteful number, since it uses less digits than its factorization.

322228881 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22454 (or 22448 counting only the distinct ones).

The product of its digits is 24576, while the sum is 36.

The square root of 322228881 is about 17950.7348317555. The cubic root of 322228881 is about 685.5747611771.

The spelling of 322228881 in words is "three hundred twenty-two million, two hundred twenty-eight thousand, eight hundred eighty-one".