2105306204 has 24 divisors (see below), whose sum is σ = 3757614000. Its totient is φ = 1031806080.

The previous prime is 2105306183. The next prime is 2105306249. The reversal of 2105306204 is 4026035012.

It is a self number, because there is not a number n which added to its sum of digits gives 2105306204.

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 7 ways as a sum of consecutive naturals, for example, 69584 + ... + 95144.

It is an arithmetic number, because the mean of its divisors is an integer number (156567250).

Almost surely, 2^2105306204 is an apocalyptic number.

It is an amenable number.

2105306204 is a deficient number, since it is larger than the sum of its proper divisors (1652307796).

2105306204 is a wasteful number, since it uses less digits than its factorization.

2105306204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25973 (or 25971 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 2105306204 is about 45883.6158557714. The cubic root of 2105306204 is about 1281.6568315234.

The spelling of 2105306204 in words is "two billion, one hundred five million, three hundred six thousand, two hundred four".