2086601331 has 32 divisors (see below), whose sum is σ = 2973542400. Its totient is φ = 1298468864.

The previous prime is 2086601327. The next prime is 2086601357. The reversal of 2086601331 is 1331066802.

It is not a de Polignac number, because 2086601331 - 2² = 2086601327 is a prime.

It is a super-2 number, since 2×2086601331² = 8707810229061943122, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2086601311) 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 31 ways as a sum of consecutive naturals, for example, 1455391 + ... + 1456823.

It is an arithmetic number, because the mean of its divisors is an integer number (92923200).

Almost surely, 2^2086601331 is an apocalyptic number.

2086601331 is a deficient number, since it is larger than the sum of its proper divisors (886941069).

2086601331 is a wasteful number, since it uses less digits than its factorization.

2086601331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1955.

The product of its (nonzero) digits is 5184, while the sum is 30.

The square root of 2086601331 is about 45679.3315515891. The cubic root of 2086601331 is about 1277.8498510908.

The spelling of 2086601331 in words is "two billion, eighty-six million, six hundred one thousand, three hundred thirty-one".