3856343 has 4 divisors (see below), whose sum is σ = 3878808. Its totient is φ = 3833880.

The previous prime is 3856289. The next prime is 3856357. The reversal of 3856343 is 3436583.

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 3856343 - 2¹⁴ = 3839959 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3856393) 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, 10973 + ... + 11318.

It is an arithmetic number, because the mean of its divisors is an integer number (969702).

Almost surely, 2^3856343 is an apocalyptic number.

3856343 is a deficient number, since it is larger than the sum of its proper divisors (22465).

3856343 is a wasteful number, since it uses less digits than its factorization.

3856343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22464.

The product of its digits is 25920, while the sum is 32.

The square root of 3856343 is about 1963.7573679047. The cubic root of 3856343 is about 156.8165463718.

The spelling of 3856343 in words is "three million, eight hundred fifty-six thousand, three hundred forty-three".