3068128772 has 6 divisors (see below), whose sum is σ = 5369225358. Its totient is φ = 1534064384.

The previous prime is 3068128717. The next prime is 3068128783. The reversal of 3068128772 is 2778218603.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 2995810756 + 72318016 = 54734^2 + 8504^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 383516093 + ... + 383516100.

It is an arithmetic number, because the mean of its divisors is an integer number (894870893).

Almost surely, 2^3068128772 is an apocalyptic number.

It is an amenable number.

3068128772 is a deficient number, since it is larger than the sum of its proper divisors (2301096586).

3068128772 is a wasteful number, since it uses less digits than its factorization.

3068128772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 767032197 (or 767032195 counting only the distinct ones).

The product of its (nonzero) digits is 225792, while the sum is 44.

The square root of 3068128772 is about 55390.6921061653. The cubic root of 3068128772 is about 1453.0855849375.

The spelling of 3068128772 in words is "three billion, sixty-eight million, one hundred twenty-eight thousand, seven hundred seventy-two".