3869443 has 4 divisors (see below), whose sum is σ = 3891240. Its totient is φ = 3847648.

The previous prime is 3869417. The next prime is 3869461. The reversal of 3869443 is 3449683.

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 3869443 - 2¹³ = 3861251 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3869473) 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, 10630 + ... + 10987.

It is an arithmetic number, because the mean of its divisors is an integer number (972810).

Almost surely, 2^3869443 is an apocalyptic number.

3869443 is a deficient number, since it is larger than the sum of its proper divisors (21797).

3869443 is a wasteful number, since it uses less digits than its factorization.

3869443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21796.

The product of its digits is 62208, while the sum is 37.

The square root of 3869443 is about 1967.0899826902. The cubic root of 3869443 is about 156.9939143245.

The spelling of 3869443 in words is "three million, eight hundred sixty-nine thousand, four hundred forty-three".