322645996 has 24 divisors (see below), whose sum is σ = 586721520. Its totient is φ = 155061312.

The previous prime is 322645979. The next prime is 322645997. The reversal of 322645996 is 699546223.

It is not an unprimeable number, because it can be changed into a prime (322645997) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20206 + ... + 32458.

It is an arithmetic number, because the mean of its divisors is an integer number (24446730).

Almost surely, 2^322645996 is an apocalyptic number.

It is an amenable number.

322645996 is a deficient number, since it is larger than the sum of its proper divisors (264075524).

322645996 is a wasteful number, since it uses less digits than its factorization.

322645996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12513 (or 12511 counting only the distinct ones).

The product of its digits is 699840, while the sum is 46.

The square root of 322645996 is about 17962.3494008996. The cubic root of 322645996 is about 685.8704518407.

The spelling of 322645996 in words is "three hundred twenty-two million, six hundred forty-five thousand, nine hundred ninety-six".