322944642 has 24 divisors (see below), whose sum is σ = 711575280. Its totient is φ = 105823320.

The previous prime is 322944637. The next prime is 322944649. The reversal of 322944642 is 246449223.

322944642 is a `hidden beast` number, since 3 + 2 + 2 + 9 + 4 + 4 + 642 = 666.

322944642 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 322944597 and 322944606.

It is not an unprimeable number, because it can be changed into a prime (322944649) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 150984 + ... + 153107.

It is an arithmetic number, because the mean of its divisors is an integer number (29648970).

Almost surely, 2^322944642 is an apocalyptic number.

322944642 is an abundant number, since it is smaller than the sum of its proper divisors (388630638).

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

322944642 is a wasteful number, since it uses less digits than its factorization.

322944642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 304158 (or 304155 counting only the distinct ones).

The product of its digits is 82944, while the sum is 36.

The square root of 322944642 is about 17970.6605888598. The cubic root of 322944642 is about 686.0820039270.

The spelling of 322944642 in words is "three hundred twenty-two million, nine hundred forty-four thousand, six hundred forty-two".