2126882017 has 8 divisors (see below), whose sum is σ = 2300322024. Its totient is φ = 1954846848.

The previous prime is 2126881993. The next prime is 2126882033. The reversal of 2126882017 is 7102886212.

It can be written as a sum of positive squares in 4 ways, for example, as 243235216 + 1883646801 = 15596^2 + 43401^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2126882017 is a prime.

It is a super-2 number, since 2×2126882017² = 9047254228475976578, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2126882077) 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 7 ways as a sum of consecutive naturals, for example, 348058 + ... + 354115.

It is an arithmetic number, because the mean of its divisors is an integer number (287540253).

Almost surely, 2^2126882017 is an apocalyptic number.

It is an amenable number.

2126882017 is a deficient number, since it is larger than the sum of its proper divisors (173440007).

2126882017 is a wasteful number, since it uses less digits than its factorization.

2126882017 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 702419.

The product of its (nonzero) digits is 21504, while the sum is 37.

The square root of 2126882017 is about 46118.1311091419. The cubic root of 2126882017 is about 1286.0202280937.

It can be divided in two parts, 21268 and 82017, that added together give a triangular number (103285 = T₄₅₄).

The spelling of 2126882017 in words is "two billion, one hundred twenty-six million, eight hundred eighty-two thousand, seventeen".