7317245 has 8 divisors (see below), whose sum is σ = 9456216. Its totient is φ = 5403456.

The previous prime is 7317203. The next prime is 7317253. The reversal of 7317245 is 5427137.

7317245 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 273529 + 7043716 = 523^2 + 2654^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 7317245 - 2¹⁴ = 7300861 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 56222 + ... + 56351.

It is an arithmetic number, because the mean of its divisors is an integer number (1182027).

Almost surely, 2^7317245 is an apocalyptic number.

It is an amenable number.

7317245 is a deficient number, since it is larger than the sum of its proper divisors (2138971).

7317245 is a wasteful number, since it uses less digits than its factorization.

7317245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112591.

The product of its digits is 5880, while the sum is 29.

The square root of 7317245 is about 2705.0406651287. The cubic root of 7317245 is about 194.1403756044.

The spelling of 7317245 in words is "seven million, three hundred seventeen thousand, two hundred forty-five".