3813838 has 8 divisors (see below), whose sum is σ = 6538032. Its totient is φ = 1634496.

The previous prime is 3813811. The next prime is 3813847. The reversal of 3813838 is 8383183.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 136195 + ... + 136222.

It is an arithmetic number, because the mean of its divisors is an integer number (817254).

Almost surely, 2^3813838 is an apocalyptic number.

3813838 is a deficient number, since it is larger than the sum of its proper divisors (2724194).

3813838 is a wasteful number, since it uses less digits than its factorization.

3813838 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 272426.

The product of its digits is 13824, while the sum is 34.

The square root of 3813838 is about 1952.9050156114. The cubic root of 3813838 is about 156.2382672790.

The spelling of 3813838 in words is "three million, eight hundred thirteen thousand, eight hundred thirty-eight".