1728880612 has 12 divisors (see below), whose sum is σ = 3026622256. Its totient is φ = 864131400.

The previous prime is 1728880597. The next prime is 1728880627. The reversal of 1728880612 is 2160888271.

It is an interprime number because it is at equal distance from previous prime (1728880597) and next prime (1728880627).

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 3 ways as a sum of consecutive naturals, for example, 64398 + ... + 87205.

Almost surely, 2^1728880612 is an apocalyptic number.

It is an amenable number.

1728880612 is a deficient number, since it is larger than the sum of its proper divisors (1297741644).

1728880612 is a wasteful number, since it uses less digits than its factorization.

1728880612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154458 (or 154456 counting only the distinct ones).

The product of its (nonzero) digits is 86016, while the sum is 43.

The square root of 1728880612 is about 41579.8101486767. The cubic root of 1728880612 is about 1200.2038107527.

The spelling of 1728880612 in words is "one billion, seven hundred twenty-eight million, eight hundred eighty thousand, six hundred twelve".