1028620876 has 6 divisors (see below), whose sum is σ = 1800086540. Its totient is φ = 514310436.

The previous prime is 1028620871. The next prime is 1028620877. The reversal of 1028620876 is 6780268201.

1028620876 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (1028620871) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 128577606 + ... + 128577613.

Almost surely, 2^1028620876 is an apocalyptic number.

It is an amenable number.

1028620876 is a deficient number, since it is larger than the sum of its proper divisors (771465664).

1028620876 is a wasteful number, since it uses less digits than its factorization.

1028620876 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 257155223 (or 257155221 counting only the distinct ones).

The product of its (nonzero) digits is 64512, while the sum is 40.

The square root of 1028620876 is about 32072.1199174610. The cubic root of 1028620876 is about 1009.4506949991.

The spelling of 1028620876 in words is "one billion, twenty-eight million, six hundred twenty thousand, eight hundred seventy-six".