322223004 has 18 divisors (see below), whose sum is σ = 814508240. Its totient is φ = 107407656.

The previous prime is 322222991. The next prime is 322223009. The reversal of 322223004 is 400322223.

It is a tau number, because it is divible by the number of its divisors (18).

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 (322223009) 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, 4475284 + ... + 4475355.

Almost surely, 2^322223004 is an apocalyptic number.

It is an amenable number.

322223004 is an abundant number, since it is smaller than the sum of its proper divisors (492285236).

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

322223004 is a wasteful number, since it uses less digits than its factorization.

322223004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8950649 (or 8950644 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 18.

The square root of 322223004 is about 17950.5711329751. The cubic root of 322223004 is about 685.5705931798.

Adding to 322223004 its reverse (400322223), we get a palindrome (722545227).

The spelling of 322223004 in words is "three hundred twenty-two million, two hundred twenty-three thousand, four".