3805038 has 24 divisors (see below), whose sum is σ = 8309808. Its totient is φ = 1258272.

The previous prime is 3805037. The next prime is 3805057. The reversal of 3805038 is 8305083.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3805037) 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 11 ways as a sum of consecutive naturals, for example, 1695 + ... + 3237.

It is an arithmetic number, because the mean of its divisors is an integer number (346242).

Almost surely, 2^3805038 is an apocalyptic number.

3805038 is an abundant number, since it is smaller than the sum of its proper divisors (4504770).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3805038 is a wasteful number, since it uses less digits than its factorization.

3805038 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1688 (or 1685 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

The square root of 3805038 is about 1950.6506606771. The cubic root of 3805038 is about 156.1180073569.

The spelling of 3805038 in words is "three million, eight hundred five thousand, thirty-eight".