7320064 has 60 divisors (see below), whose sum is σ = 16038594. Its totient is φ = 3325952.

The previous prime is 7320041. The next prime is 7320067. The reversal of 7320064 is 4600237.

It can be written as a sum of positive squares in 3 ways, for example, as 6969600 + 350464 = 2640^2 + 592^2 .

It is a congruent number.

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

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 252402 + ... + 252430.

Almost surely, 2^7320064 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 7320064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8019297).

7320064 is an abundant number, since it is smaller than the sum of its proper divisors (8718530).

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

7320064 is an equidigital number, since it uses as much as digits as its factorization.

7320064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93 (or 48 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 22.

The square root of 7320064 is about 2705.5616792082. The cubic root of 7320064 is about 194.1653035408.

The spelling of 7320064 in words is "seven million, three hundred twenty thousand, sixty-four".