4086613 has 16 divisors (see below), whose sum is σ = 4555440. Its totient is φ = 3649536.

The previous prime is 4086611. The next prime is 4086631. The reversal of 4086613 is 3166804.

It can be written as a sum of positive squares in 8 ways, for example, as 237169 + 3849444 = 487^2 + 1962^2 .

It is a cyclic number.

It is not a de Polignac number, because 4086613 - 2¹ = 4086611 is a prime.

4086613 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4086611) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 45873 + ... + 45961.

It is an arithmetic number, because the mean of its divisors is an integer number (284715).

Almost surely, 2^4086613 is an apocalyptic number.

It is an amenable number.

4086613 is a deficient number, since it is larger than the sum of its proper divisors (468827).

4086613 is a wasteful number, since it uses less digits than its factorization.

4086613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 216.

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

The square root of 4086613 is about 2021.5372863244. The cubic root of 4086613 is about 159.8776799476.

It can be divided in two parts, 408 and 6613, that added together give a triangular number (7021 = T₁₁₈).

The spelling of 4086613 in words is "four million, eighty-six thousand, six hundred thirteen".