322260066 has 64 divisors (see below), whose sum is σ = 742809600. Its totient is φ = 103453200.

The previous prime is 322260053. The next prime is 322260079. The reversal of 322260066 is 660062223.

It is a happy number.

322260066 is a `hidden beast` number, since 32 + 22 + 600 + 6 + 6 = 666.

It is an interprime number because it is at equal distance from previous prime (322260053) and next prime (322260079).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 520305 + ... + 520923.

It is an arithmetic number, because the mean of its divisors is an integer number (11606400).

Almost surely, 2^322260066 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 322260066, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (371404800).

322260066 is an abundant number, since it is smaller than the sum of its proper divisors (420549534).

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

322260066 is a wasteful number, since it uses less digits than its factorization.

322260066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 972 (or 966 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

The square root of 322260066 is about 17951.6034381333. The cubic root of 322260066 is about 685.5968768849.

The spelling of 322260066 in words is "three hundred twenty-two million, two hundred sixty thousand, sixty-six".