2106573256 has 16 divisors (see below), whose sum is σ = 4077239040. Its totient is φ = 1019309520.

The previous prime is 2106573247. The next prime is 2106573319. The reversal of 2106573256 is 6523756012.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 4246876 + ... + 4247371.

It is an arithmetic number, because the mean of its divisors is an integer number (254827440).

Almost surely, 2^2106573256 is an apocalyptic number.

It is an amenable number.

2106573256 is a deficient number, since it is larger than the sum of its proper divisors (1970665784).

2106573256 is a wasteful number, since it uses less digits than its factorization.

2106573256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8494284 (or 8494280 counting only the distinct ones).

The product of its (nonzero) digits is 75600, while the sum is 37.

The square root of 2106573256 is about 45897.4210168720. The cubic root of 2106573256 is about 1281.9138962958.

The spelling of 2106573256 in words is "two billion, one hundred six million, five hundred seventy-three thousand, two hundred fifty-six".