3811838 has 8 divisors (see below), whose sum is σ = 5761800. Its totient is φ = 1891240.

The previous prime is 3811817. The next prime is 3811877. The reversal of 3811838 is 8381183.

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, 7013 + ... + 7536.

It is an arithmetic number, because the mean of its divisors is an integer number (720225).

Almost surely, 2^3811838 is an apocalyptic number.

3811838 is a deficient number, since it is larger than the sum of its proper divisors (1949962).

3811838 is a wasteful number, since it uses less digits than its factorization.

3811838 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14682.

The product of its digits is 4608, while the sum is 32.

The square root of 3811838 is about 1952.3928907881. The cubic root of 3811838 is about 156.2109517356.

The spelling of 3811838 in words is "three million, eight hundred eleven thousand, eight hundred thirty-eight".