3823849 has 4 divisors (see below), whose sum is σ = 3888720. Its totient is φ = 3758980.

The previous prime is 3823811. The next prime is 3823867. The reversal of 3823849 is 9483283.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 3823849 - 2¹¹ = 3821801 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3823879) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32347 + ... + 32464.

It is an arithmetic number, because the mean of its divisors is an integer number (972180).

Almost surely, 2^3823849 is an apocalyptic number.

It is an amenable number.

3823849 is a deficient number, since it is larger than the sum of its proper divisors (64871).

3823849 is an equidigital number, since it uses as much as digits as its factorization.

3823849 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64870.

The product of its digits is 41472, while the sum is 37.

The square root of 3823849 is about 1955.4664405200. The cubic root of 3823849 is about 156.3748518903.

The spelling of 3823849 in words is "three million, eight hundred twenty-three thousand, eight hundred forty-nine".