322201404 has 72 divisors (see below), whose sum is σ = 933322208. Its totient is φ = 91808640.

The previous prime is 322201393. The next prime is 322201409. The reversal of 322201404 is 404102223.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (322201409) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 104574 + ... + 107610.

Almost surely, 2^322201404 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 322201404, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (466661104).

322201404 is an abundant number, since it is smaller than the sum of its proper divisors (611120804).

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

322201404 is a wasteful number, since it uses less digits than its factorization.

322201404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3475 (or 3470 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 322201404 is about 17949.9694707261. The cubic root of 322201404 is about 685.5552739179. Note that the first 3 decimals are identical.

Adding to 322201404 its reverse (404102223), we get a palindrome (726303627).

The spelling of 322201404 in words is "three hundred twenty-two million, two hundred one thousand, four hundred four".