3845843 has 4 divisors (see below), whose sum is σ = 3869040. Its totient is φ = 3822648.

The previous prime is 3845837. The next prime is 3845861. The reversal of 3845843 is 3485483.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3845843 - 2¹⁴ = 3829459 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3845873) 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, 11348 + ... + 11681.

It is an arithmetic number, because the mean of its divisors is an integer number (967260).

Almost surely, 2^3845843 is an apocalyptic number.

3845843 is a deficient number, since it is larger than the sum of its proper divisors (23197).

3845843 is a wasteful number, since it uses less digits than its factorization.

3845843 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23196.

The product of its digits is 46080, while the sum is 35.

The square root of 3845843 is about 1961.0820992503. The cubic root of 3845843 is about 156.6740909917.

The spelling of 3845843 in words is "three million, eight hundred forty-five thousand, eight hundred forty-three".