2105396672 has 28 divisors (see below), whose sum is σ = 4203548616. Its totient is φ = 1046234880.

The previous prime is 2105396597. The next prime is 2105396687. The reversal of 2105396672 is 2766935012.

It is a congruent number.

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, 90479 + ... + 111342.

Almost surely, 2^2105396672 is an apocalyptic number.

It is an amenable number.

2105396672 is a deficient number, since it is larger than the sum of its proper divisors (2098151944).

2105396672 is a wasteful number, since it uses less digits than its factorization.

2105396672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 201996 (or 201986 counting only the distinct ones).

The product of its (nonzero) digits is 136080, while the sum is 41.

The square root of 2105396672 is about 45884.6016872763. The cubic root of 2105396672 is about 1281.6751894656.

The spelling of 2105396672 in words is "two billion, one hundred five million, three hundred ninety-six thousand, six hundred seventy-two".