743520313 has 8 divisors (see below), whose sum is σ = 792923040. Its totient is φ = 694747200.

The previous prime is 743520289. The next prime is 743520319. The reversal of 743520313 is 313025347.

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 743520313 - 2⁹ = 743519801 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (743520319) 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 7 ways as a sum of consecutive naturals, for example, 154963 + ... + 159688.

It is an arithmetic number, because the mean of its divisors is an integer number (99115380).

Almost surely, 2^743520313 is an apocalyptic number.

It is an amenable number.

743520313 is a deficient number, since it is larger than the sum of its proper divisors (49402727).

743520313 is a wasteful number, since it uses less digits than its factorization.

743520313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 314807.

The product of its (nonzero) digits is 7560, while the sum is 28.

The square root of 743520313 is about 27267.5688868663. The cubic root of 743520313 is about 905.9361975417.

The spelling of 743520313 in words is "seven hundred forty-three million, five hundred twenty thousand, three hundred thirteen".