4121726828 has 6 divisors (see below), whose sum is σ = 7213021956. Its totient is φ = 2060863412.

The previous prime is 4121726783. The next prime is 4121726831. The reversal of 4121726828 is 8286271214.

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, 515215850 + ... + 515215857.

It is an arithmetic number, because the mean of its divisors is an integer number (1202170326).

Almost surely, 2^4121726828 is an apocalyptic number.

It is an amenable number.

4121726828 is a deficient number, since it is larger than the sum of its proper divisors (3091295128).

4121726828 is a wasteful number, since it uses less digits than its factorization.

4121726828 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1030431711 (or 1030431709 counting only the distinct ones).

The product of its digits is 86016, while the sum is 41.

The square root of 4121726828 is about 64200.6762269682. The cubic root of 4121726828 is about 1603.3428583432.

The spelling of 4121726828 in words is "four billion, one hundred twenty-one million, seven hundred twenty-six thousand, eight hundred twenty-eight".