4082387 has 4 divisors (see below), whose sum is σ = 4151640. Its totient is φ = 4013136.

The previous prime is 4082357. The next prime is 4082389. The reversal of 4082387 is 7832804.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4082387 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4082389) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34538 + ... + 34655.

It is an arithmetic number, because the mean of its divisors is an integer number (1037910).

Almost surely, 2^4082387 is an apocalyptic number.

4082387 is a deficient number, since it is larger than the sum of its proper divisors (69253).

4082387 is an equidigital number, since it uses as much as digits as its factorization.

4082387 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69252.

The product of its (nonzero) digits is 10752, while the sum is 32.

The square root of 4082387 is about 2020.4917718219. The cubic root of 4082387 is about 159.8225506669.

The spelling of 4082387 in words is "four million, eighty-two thousand, three hundred eighty-seven".