7320066 has 24 divisors (see below), whose sum is σ = 15855120. Its totient is φ = 2252016.

The previous prime is 7320041. The next prime is 7320067. The reversal of 7320066 is 6600237.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (7320067) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2596 + ... + 4623.

It is an arithmetic number, because the mean of its divisors is an integer number (660630).

Almost surely, 2^7320066 is an apocalyptic number.

7320066 is an abundant number, since it is smaller than the sum of its proper divisors (8535054).

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

7320066 is a wasteful number, since it uses less digits than its factorization.

7320066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7250 (or 7237 counting only the distinct ones).

The product of its (nonzero) digits is 1512, while the sum is 24.

The square root of 7320066 is about 2705.5620488172. The cubic root of 7320066 is about 194.1653212242.

The spelling of 7320066 in words is "seven million, three hundred twenty thousand, sixty-six".