4165682 has 16 divisors (see below), whose sum is σ = 6578712. Its totient is φ = 1975680.

The previous prime is 4165661. The next prime is 4165699. The reversal of 4165682 is 2865614.

4165682 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Cunningham number, because it is equal to 2041²+1.

It can be written as a sum of positive squares in 4 ways, for example, as 4116841 + 48841 = 2029^2 + 221^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2348 + ... + 3720.

Almost surely, 2^4165682 is an apocalyptic number.

4165682 is a deficient number, since it is larger than the sum of its proper divisors (2413030).

4165682 is a wasteful number, since it uses less digits than its factorization.

4165682 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1453.

The product of its digits is 11520, while the sum is 32.

The square root of 4165682 is about 2041.0002449779. Note that the first 3 decimals coincide. The cubic root of 4165682 is about 160.9022206328.

It can be divided in two parts, 41 and 65682, that multiplied together give a palindrome (2692962).

The spelling of 4165682 in words is "four million, one hundred sixty-five thousand, six hundred eighty-two".