3813830 has 8 divisors (see below), whose sum is σ = 6864912. Its totient is φ = 1525528.

The previous prime is 3813811. The next prime is 3813847. The reversal of 3813830 is 383183.

3813830 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a self number, because there is not a number n which added to its sum of digits gives 3813830.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 190682 + ... + 190701.

It is an arithmetic number, because the mean of its divisors is an integer number (858114).

Almost surely, 2^3813830 is an apocalyptic number.

3813830 is a deficient number, since it is larger than the sum of its proper divisors (3051082).

3813830 is a wasteful number, since it uses less digits than its factorization.

3813830 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 381390.

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 3813830 is about 1952.9029673796. The cubic root of 3813830 is about 156.2381580359.

The spelling of 3813830 in words is "three million, eight hundred thirteen thousand, eight hundred thirty".