743340320 has 48 divisors (see below), whose sum is σ = 1812803328. Its totient is φ = 287742720.

The previous prime is 743340319. The next prime is 743340359. The reversal of 743340320 is 23043347.

It is a self number, because there is not a number n which added to its sum of digits gives 743340320.

It is an unprimeable number.

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, 69974 + ... + 79893.

It is an arithmetic number, because the mean of its divisors is an integer number (37766736).

Almost surely, 2^743340320 is an apocalyptic number.

It is an amenable number.

743340320 is an abundant number, since it is smaller than the sum of its proper divisors (1069463008).

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

743340320 is a wasteful number, since it uses less digits than its factorization.

743340320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149913 (or 149905 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 26.

The square root of 743340320 is about 27264.2681911692. The cubic root of 743340320 is about 905.8630879794.

Adding to 743340320 its reverse (23043347), we get a palindrome (766383667).

The spelling of 743340320 in words is "seven hundred forty-three million, three hundred forty thousand, three hundred twenty".