1728345846 has 16 divisors (see below), whose sum is σ = 3457959408. Its totient is φ = 575904000.

The previous prime is 1728345803. The next prime is 1728345863. The reversal of 1728345846 is 6485438271.

It is a junction number, because it is equal to n+sod(n) for n = 1728345795 and 1728345804.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34615 + ... + 68226.

It is an arithmetic number, because the mean of its divisors is an integer number (216122463).

Almost surely, 2^1728345846 is an apocalyptic number.

1728345846 is an abundant number, since it is smaller than the sum of its proper divisors (1729613562).

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

1728345846 is a wasteful number, since it uses less digits than its factorization.

1728345846 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105647.

The product of its digits is 1290240, while the sum is 48.

The square root of 1728345846 is about 41573.3790543901. The cubic root of 1728345846 is about 1200.0800516041.

The spelling of 1728345846 in words is "one billion, seven hundred twenty-eight million, three hundred forty-five thousand, eight hundred forty-six".