4082405 has 8 divisors (see below), whose sum is σ = 4947072. Its totient is φ = 3233808.

The previous prime is 4082401. The next prime is 4082413. The reversal of 4082405 is 5042804.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4082405 - 2² = 4082401 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4082401) 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 7 ways as a sum of consecutive naturals, for example, 3449 + ... + 4478.

It is an arithmetic number, because the mean of its divisors is an integer number (618384).

Almost surely, 2^4082405 is an apocalyptic number.

It is an amenable number.

4082405 is a deficient number, since it is larger than the sum of its proper divisors (864667).

4082405 is a wasteful number, since it uses less digits than its factorization.

4082405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8035.

The product of its (nonzero) digits is 1280, while the sum is 23.

The square root of 4082405 is about 2020.4962261781. The cubic root of 4082405 is about 159.8227855623.

The spelling of 4082405 in words is "four million, eighty-two thousand, four hundred five".