743828512 has 24 divisors (see below), whose sum is σ = 1673614656. Its totient is φ = 318783552.

The previous prime is 743828419. The next prime is 743828597. The reversal of 743828512 is 215828347.

It is a happy number.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors.

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 3 ways as a sum of consecutive naturals, for example, 1660108 + ... + 1660555.

It is an arithmetic number, because the mean of its divisors is an integer number (69733944).

Almost surely, 2^743828512 is an apocalyptic number.

It is an amenable number.

743828512 is an abundant number, since it is smaller than the sum of its proper divisors (929786144).

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

743828512 is a wasteful number, since it uses less digits than its factorization.

743828512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3320680 (or 3320672 counting only the distinct ones).

The product of its digits is 107520, while the sum is 40.

The square root of 743828512 is about 27273.2196852517. The cubic root of 743828512 is about 906.0613544274.

The spelling of 743828512 in words is "seven hundred forty-three million, eight hundred twenty-eight thousand, five hundred twelve".