2086936066 has 8 divisors (see below), whose sum is σ = 3131953020. Its totient is φ = 1042951728.

The previous prime is 2086936057. The next prime is 2086936067. The reversal of 2086936066 is 6606396802.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1699830441 + 387105625 = 41229^2 + 19675^2 .

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

It is not an unprimeable number, because it can be changed into a prime (2086936067) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 253081 + ... + 261196.

Almost surely, 2^2086936066 is an apocalyptic number.

2086936066 is a deficient number, since it is larger than the sum of its proper divisors (1045016954).

2086936066 is a wasteful number, since it uses less digits than its factorization.

2086936066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 516308.

The product of its (nonzero) digits is 559872, while the sum is 46.

The square root of 2086936066 is about 45682.9953702688. The cubic root of 2086936066 is about 1277.9181788211.

The spelling of 2086936066 in words is "two billion, eighty-six million, nine hundred thirty-six thousand, sixty-six".