322004140 has 48 divisors (see below), whose sum is σ = 747133632. Its totient is φ = 115951616.

The previous prime is 322004107. The next prime is 322004141. The reversal of 322004140 is 41400223.

322004140 is a modest number, since divided by 4140 gives 3220 as remainder.

It is not an unprimeable number, because it can be changed into a prime (322004141) 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 15 ways as a sum of consecutive naturals, for example, 12769 + ... + 28408.

It is an arithmetic number, because the mean of its divisors is an integer number (15565284).

Almost surely, 2^322004140 is an apocalyptic number.

It is an amenable number.

322004140 is an abundant number, since it is smaller than the sum of its proper divisors (425129492).

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

322004140 is a wasteful number, since it uses less digits than its factorization.

322004140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41226 (or 41224 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 322004140 is about 17944.4738011456. The cubic root of 322004140 is about 685.4153376524.

Adding to 322004140 its reverse (41400223), we get a palindrome (363404363).

The spelling of 322004140 in words is "three hundred twenty-two million, four thousand, one hundred forty".