3378943 has 4 divisors (see below), whose sum is σ = 3383248. Its totient is φ = 3374640.

The previous prime is 3378931. The next prime is 3378967. The reversal of 3378943 is 3498733.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 3498733 = 7 ⋅499819.

It is a cyclic number.

It is not a de Polignac number, because 3378943 - 2¹³ = 3370751 is a prime.

It is a super-2 number, since 2×3378943² = 22834511594498, which contains 22 as substring.

It is a Duffinian number.

It is a plaindrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3378913) 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, 603 + ... + 2668.

It is an arithmetic number, because the mean of its divisors is an integer number (845812).

Almost surely, 2^3378943 is an apocalyptic number.

3378943 is a deficient number, since it is larger than the sum of its proper divisors (4305).

3378943 is a wasteful number, since it uses less digits than its factorization.

3378943 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4304.

The product of its digits is 54432, while the sum is 37.

The square root of 3378943 is about 1838.1901425043. The cubic root of 3378943 is about 150.0583920810.

The spelling of 3378943 in words is "three million, three hundred seventy-eight thousand, nine hundred forty-three".