322474221 has 6 divisors (see below), whose sum is σ = 465796110. Its totient is φ = 214982808.

The previous prime is 322474199. The next prime is 322474223. The reversal of 322474221 is 122474223.

It can be written as a sum of positive squares in only one way, i.e., 201782025 + 120692196 = 14205^2 + 10986^2 .

It is not a de Polignac number, because 322474221 - 2¹⁰ = 322473197 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (322474223) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 17915226 + ... + 17915243.

It is an arithmetic number, because the mean of its divisors is an integer number (77632685).

Almost surely, 2^322474221 is an apocalyptic number.

It is an amenable number.

322474221 is a deficient number, since it is larger than the sum of its proper divisors (143321889).

322474221 is a wasteful number, since it uses less digits than its factorization.

322474221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35830475 (or 35830472 counting only the distinct ones).

The product of its digits is 5376, while the sum is 27.

The square root of 322474221 is about 17957.5672350127. The cubic root of 322474221 is about 685.7487123155.

The spelling of 322474221 in words is "three hundred twenty-two million, four hundred seventy-four thousand, two hundred twenty-one".