1730641568 has 12 divisors (see below), whose sum is σ = 3407200650. Its totient is φ = 865320768.

The previous prime is 1730641559. The next prime is 1730641571. The reversal of 1730641568 is 8651460371.

It can be written as a sum of positive squares in only one way, i.e., 1620223504 + 110418064 = 40252^2 + 10508^2 .

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 as a sum of consecutive naturals, namely, 27041243 + ... + 27041306.

Almost surely, 2^1730641568 is an apocalyptic number.

It is an amenable number.

1730641568 is a deficient number, since it is larger than the sum of its proper divisors (1676559082).

1730641568 is an equidigital number, since it uses as much as digits as its factorization.

1730641568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54082559 (or 54082551 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 41.

The square root of 1730641568 is about 41600.9803730633. The cubic root of 1730641568 is about 1200.6111627546.

The spelling of 1730641568 in words is "one billion, seven hundred thirty million, six hundred forty-one thousand, five hundred sixty-eight".