1205428076 has 12 divisors (see below), whose sum is σ = 2144081520. Its totient is φ = 592833360.

The previous prime is 1205428043. The next prime is 1205428093. The reversal of 1205428076 is 6708245021.

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 in 3 ways as a sum of consecutive naturals, for example, 2469896 + ... + 2470383.

It is an arithmetic number, because the mean of its divisors is an integer number (178673460).

Almost surely, 2^1205428076 is an apocalyptic number.

It is an amenable number.

1205428076 is a deficient number, since it is larger than the sum of its proper divisors (938653444).

1205428076 is a wasteful number, since it uses less digits than its factorization.

1205428076 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4940344 (or 4940342 counting only the distinct ones).

The product of its (nonzero) digits is 26880, while the sum is 35.

The square root of 1205428076 is about 34719.2752804548. The cubic root of 1205428076 is about 1064.2584347363.

The spelling of 1205428076 in words is "one billion, two hundred five million, four hundred twenty-eight thousand, seventy-six".