743268816 has 60 divisors (see below), whose sum is σ = 2081994720. Its totient is φ = 247533120.

The previous prime is 743268793. The next prime is 743268817. The reversal of 743268816 is 618862347.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (743268817) 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 11 ways as a sum of consecutive naturals, for example, 262255 + ... + 265073.

It is an arithmetic number, because the mean of its divisors is an integer number (34699912).

Almost surely, 2^743268816 is an apocalyptic number.

It is an amenable number.

743268816 is an abundant number, since it is smaller than the sum of its proper divisors (1338725904).

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

743268816 is a wasteful number, since it uses less digits than its factorization.

743268816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4664 (or 4655 counting only the distinct ones).

The product of its digits is 387072, while the sum is 45.

The square root of 743268816 is about 27262.9568462410. The cubic root of 743268816 is about 905.8340412070.

The spelling of 743268816 in words is "seven hundred forty-three million, two hundred sixty-eight thousand, eight hundred sixteen".