1728375142 has 16 divisors (see below), whose sum is σ = 2956226112. Its totient is φ = 750787200.

The previous prime is 1728375139. The next prime is 1728375157. The reversal of 1728375142 is 2415738271.

It is a junction number, because it is equal to n+sod(n) for n = 1728375095 and 1728375104.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1954734 + ... + 1955617.

It is an arithmetic number, because the mean of its divisors is an integer number (184764132).

Almost surely, 2^1728375142 is an apocalyptic number.

1728375142 is a deficient number, since it is larger than the sum of its proper divisors (1227850970).

1728375142 is a wasteful number, since it uses less digits than its factorization.

1728375142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3910383.

The product of its digits is 94080, while the sum is 40.

The square root of 1728375142 is about 41573.7313937539. The cubic root of 1728375142 is about 1200.0868321426.

The spelling of 1728375142 in words is "one billion, seven hundred twenty-eight million, three hundred seventy-five thousand, one hundred forty-two".