7322664 has 16 divisors (see below), whose sum is σ = 18306720. Its totient is φ = 2440880.

The previous prime is 7322663. The next prime is 7322669. The reversal of 7322664 is 4662237.

It is a nialpdrome in base 14.

It is not an unprimeable number, because it can be changed into a prime (7322663) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 152532 + ... + 152579.

It is an arithmetic number, because the mean of its divisors is an integer number (1144170).

Almost surely, 2^7322664 is an apocalyptic number.

It is an amenable number.

7322664 is an abundant number, since it is smaller than the sum of its proper divisors (10984056).

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

7322664 is a wasteful number, since it uses less digits than its factorization.

7322664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 305120 (or 305116 counting only the distinct ones).

The product of its digits is 12096, while the sum is 30.

The square root of 7322664 is about 2706.0421282752. The cubic root of 7322664 is about 194.1882892246.

The spelling of 7322664 in words is "seven million, three hundred twenty-two thousand, six hundred sixty-four".