3789905 has 24 divisors (see below), whose sum is σ = 5472000. Its totient is φ = 2509920.

The previous prime is 3789899. The next prime is 3789931. The reversal of 3789905 is 5099873.

3789905 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3789905 - 2⁴ = 3789889 is a prime.

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 23 ways as a sum of consecutive naturals, for example, 7346 + ... + 7844.

It is an arithmetic number, because the mean of its divisors is an integer number (228000).

Almost surely, 2^3789905 is an apocalyptic number.

3789905 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

3789905 is a deficient number, since it is larger than the sum of its proper divisors (1682095).

3789905 is a wasteful number, since it uses less digits than its factorization.

3789905 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 549 (or 542 counting only the distinct ones).

The product of its (nonzero) digits is 68040, while the sum is 41.

The square root of 3789905 is about 1946.7678341292. The cubic root of 3789905 is about 155.9107669604.

The spelling of 3789905 in words is "three million, seven hundred eighty-nine thousand, nine hundred five".