7320713 has 4 divisors (see below), whose sum is σ = 7373520. Its totient is φ = 7267908.

The previous prime is 7320701. The next prime is 7320721. The reversal of 7320713 is 3170237.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 7320713 - 2⁴ = 7320697 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (7320763) 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, 26195 + ... + 26472.

It is an arithmetic number, because the mean of its divisors is an integer number (1843380).

Almost surely, 2^7320713 is an apocalyptic number.

It is an amenable number.

7320713 is a deficient number, since it is larger than the sum of its proper divisors (52807).

7320713 is a wasteful number, since it uses less digits than its factorization.

7320713 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52806.

The product of its (nonzero) digits is 882, while the sum is 23.

The square root of 7320713 is about 2705.6816146768. The cubic root of 7320713 is about 194.1710416308.

The spelling of 7320713 in words is "seven million, three hundred twenty thousand, seven hundred thirteen".