1728789336 has 48 divisors (see below), whose sum is σ = 4713174960. Its totient is φ = 572443200.

The previous prime is 1728789289. The next prime is 1728789341. The reversal of 1728789336 is 6339878271.

1728789336 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 68635 + ... + 90378.

It is an arithmetic number, because the mean of its divisors is an integer number (98191145).

Almost surely, 2^1728789336 is an apocalyptic number.

It is an amenable number.

1728789336 is an abundant number, since it is smaller than the sum of its proper divisors (2984385624).

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

1728789336 is a wasteful number, since it uses less digits than its factorization.

1728789336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 159176 (or 159169 counting only the distinct ones).

The product of its digits is 3048192, while the sum is 54.

The square root of 1728789336 is about 41578.7125341803. The cubic root of 1728789336 is about 1200.1826888526.

The spelling of 1728789336 in words is "one billion, seven hundred twenty-eight million, seven hundred eighty-nine thousand, three hundred thirty-six".