322404040 has 32 divisors (see below), whose sum is σ = 829039680. Its totient is φ = 110538432.

The previous prime is 322403993. The next prime is 322404077. The reversal of 322404040 is 40404223.

It is a junction number, because it is equal to n+sod(n) for n = 322403999 and 322404017.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 575442 + ... + 576001.

It is an arithmetic number, because the mean of its divisors is an integer number (25907490).

Almost surely, 2^322404040 is an apocalyptic number.

It is an amenable number.

322404040 is an abundant number, since it is smaller than the sum of its proper divisors (506635640).

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

322404040 is a wasteful number, since it uses less digits than its factorization.

322404040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1151461 (or 1151457 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 19.

The square root of 322404040 is about 17955.6130499630. The cubic root of 322404040 is about 685.6989615458.

Adding to 322404040 its reverse (40404223), we get a palindrome (362808263).

The spelling of 322404040 in words is "three hundred twenty-two million, four hundred four thousand, forty".