2628193946 has 32 divisors (see below), whose sum is σ = 4707072000. Its totient is φ = 1076088816.

The previous prime is 2628193891. The next prime is 2628193993. The reversal of 2628193946 is 6493918262.

2628193946 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 2628193894 and 2628193903.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 287555 + ... + 296553.

It is an arithmetic number, because the mean of its divisors is an integer number (147096000).

Almost surely, 2^2628193946 is an apocalyptic number.

2628193946 is a deficient number, since it is larger than the sum of its proper divisors (2078878054).

2628193946 is a wasteful number, since it uses less digits than its factorization.

2628193946 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9938.

The product of its digits is 1119744, while the sum is 50.

The square root of 2628193946 is about 51265.9140755337. The cubic root of 2628193946 is about 1380.0213442753.

The spelling of 2628193946 in words is "two billion, six hundred twenty-eight million, one hundred ninety-three thousand, nine hundred forty-six".