3785138 has 16 divisors (see below), whose sum is σ = 6713280. Its totient is φ = 1566096.

The previous prime is 3785083. The next prime is 3785143. The reversal of 3785138 is 8315873.

3785138 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 3785098 and 3785107.

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, 4256 + ... + 5067.

It is an arithmetic number, because the mean of its divisors is an integer number (419580).

Almost surely, 2^3785138 is an apocalyptic number.

3785138 is a deficient number, since it is larger than the sum of its proper divisors (2928142).

3785138 is a wasteful number, since it uses less digits than its factorization.

3785138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9361.

The product of its digits is 20160, while the sum is 35.

The square root of 3785138 is about 1945.5431118328. The cubic root of 3785138 is about 155.8453705579.

The spelling of 3785138 in words is "three million, seven hundred eighty-five thousand, one hundred thirty-eight".