4086331 has 4 divisors (see below), whose sum is σ = 4091472. Its totient is φ = 4081192.

The previous prime is 4086293. The next prime is 4086337. The reversal of 4086331 is 1336804.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 4086331 - 2⁹ = 4085819 is a prime.

It is a super-2 number, since 2×4086331² = 33396202083122, which contains 22 as substring.

It is a Duffinian number.

4086331 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 4086296 and 4086305.

It is not an unprimeable number, because it can be changed into a prime (4086337) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1096 + ... + 3061.

It is an arithmetic number, because the mean of its divisors is an integer number (1022868).

Almost surely, 2^4086331 is an apocalyptic number.

4086331 is a deficient number, since it is larger than the sum of its proper divisors (5141).

4086331 is an equidigital number, since it uses as much as digits as its factorization.

4086331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5140.

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 4086331 is about 2021.4675362221. The cubic root of 4086331 is about 159.8740023673.

The spelling of 4086331 in words is "four million, eighty-six thousand, three hundred thirty-one".