3809938 has 32 divisors (see below), whose sum is σ = 6749568. Its totient is φ = 1593600.

The previous prime is 3809917. The next prime is 3809941. The reversal of 3809938 is 8399083.

It is a plaindrome in base 12.

It is a self number, because there is not a number n which added to its sum of digits gives 3809938.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22731 + ... + 22897.

It is an arithmetic number, because the mean of its divisors is an integer number (210924).

Almost surely, 2^3809938 is an apocalyptic number.

3809938 is a deficient number, since it is larger than the sum of its proper divisors (2939630).

3809938 is a wasteful number, since it uses less digits than its factorization.

3809938 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 258.

The product of its (nonzero) digits is 46656, while the sum is 40.

The square root of 3809938 is about 1951.9062477486. The cubic root of 3809938 is about 156.1849931180.

The spelling of 3809938 in words is "three million, eight hundred nine thousand, nine hundred thirty-eight".