3786005 has 4 divisors (see below), whose sum is σ = 4543212. Its totient is φ = 3028800.

The previous prime is 3785993. The next prime is 3786011. The reversal of 3786005 is 5006873.

3786005 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in 2 ways, for example, as 1592644 + 2193361 = 1262^2 + 1481^2 .

It is not a de Polignac number, because 3786005 - 2¹² = 3781909 is a prime.

It is a Duffinian number.

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 3 ways as a sum of consecutive naturals, for example, 378596 + ... + 378605.

It is an arithmetic number, because the mean of its divisors is an integer number (1135803).

Almost surely, 2^3786005 is an apocalyptic number.

It is an amenable number.

3786005 is a deficient number, since it is larger than the sum of its proper divisors (757207).

3786005 is an equidigital number, since it uses as much as digits as its factorization.

3786005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 757206.

The product of its (nonzero) digits is 5040, while the sum is 29.

The square root of 3786005 is about 1945.7659160341. The cubic root of 3786005 is about 155.8572686377.

The spelling of 3786005 in words is "three million, seven hundred eighty-six thousand, five".