2164985282 has 16 divisors (see below), whose sum is σ = 3307147704. Its totient is φ = 1062672000.

The previous prime is 2164985269. The next prime is 2164985293. The reversal of 2164985282 is 2825894612.

It can be written as a sum of positive squares in 4 ways, for example, as 293471161 + 1871514121 = 17131^2 + 43261^2 .

It is a super-2 number, since 2×2164985282² = 9374322542553239048, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46532 + ... + 80592.

Almost surely, 2^2164985282 is an apocalyptic number.

2164985282 is a deficient number, since it is larger than the sum of its proper divisors (1142162422).

2164985282 is a wasteful number, since it uses less digits than its factorization.

2164985282 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34645.

The product of its digits is 552960, while the sum is 47.

The square root of 2164985282 is about 46529.4023387363. The cubic root of 2164985282 is about 1293.6545373579.

The spelling of 2164985282 in words is "two billion, one hundred sixty-four million, nine hundred eighty-five thousand, two hundred eighty-two".