2106433679 has 16 divisors (see below), whose sum is σ = 2536911360. Its totient is φ = 1709901600.

The previous prime is 2106433669. The next prime is 2106433697. The reversal of 2106433679 is 9763346012.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2106433679 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2106433619) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 48509 + ... + 81030.

It is an arithmetic number, because the mean of its divisors is an integer number (158556960).

Almost surely, 2^2106433679 is an apocalyptic number.

2106433679 is a deficient number, since it is larger than the sum of its proper divisors (430477681).

2106433679 is a wasteful number, since it uses less digits than its factorization.

2106433679 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129670.

The product of its (nonzero) digits is 163296, while the sum is 41.

The square root of 2106433679 is about 45895.9004596271. The cubic root of 2106433679 is about 1281.8855833873.

The spelling of 2106433679 in words is "two billion, one hundred six million, four hundred thirty-three thousand, six hundred seventy-nine".