3443873 has 4 divisors (see below), whose sum is σ = 3447600. Its totient is φ = 3440148.

The previous prime is 3443863. The next prime is 3443893. The reversal of 3443873 is 3783443.

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, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 3783443 = 181 ⋅20903.

It is a cyclic number.

It is not a de Polignac number, because 3443873 - 2¹⁰ = 3442849 is a prime.

It is a super-2 number, since 2×3443873² = 23720522480258, which contains 22 as substring.

It is an Ulam number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3443863) 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, 686 + ... + 2712.

It is an arithmetic number, because the mean of its divisors is an integer number (861900).

Almost surely, 2^3443873 is an apocalyptic number.

It is an amenable number.

3443873 is a deficient number, since it is larger than the sum of its proper divisors (3727).

3443873 is a wasteful number, since it uses less digits than its factorization.

3443873 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3726.

The product of its digits is 24192, while the sum is 32.

The square root of 3443873 is about 1855.7674962128. The cubic root of 3443873 is about 151.0134777380.

The spelling of 3443873 in words is "three million, four hundred forty-three thousand, eight hundred seventy-three".