4086631 has 2 divisors, whose sum is σ = 4086632. Its totient is φ = 4086630.

The previous prime is 4086611. The next prime is 4086673. The reversal of 4086631 is 1366804.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4086631 - 2⁷ = 4086503 is a prime.

It is a super-2 number, since 2×4086631² = 33401105860322, which contains 22 as substring.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4086631.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4086611) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2043315 + 2043316.

It is an arithmetic number, because the mean of its divisors is an integer number (2043316).

Almost surely, 2^4086631 is an apocalyptic number.

4086631 is a deficient number, since it is larger than the sum of its proper divisors (1).

4086631 is an equidigital number, since it uses as much as digits as its factorization.

4086631 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3456, while the sum is 28.

The square root of 4086631 is about 2021.5417383769. The cubic root of 4086631 is about 159.8779146810.

The spelling of 4086631 in words is "four million, eighty-six thousand, six hundred thirty-one".