3943433 has 4 divisors (see below), whose sum is σ = 4246788. Its totient is φ = 3640080.

The previous prime is 3943427. The next prime is 3943451. The reversal of 3943433 is 3343493.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3343493 = 97 ⋅34469.

It can be written as a sum of positive squares in 2 ways, for example, as 2534464 + 1408969 = 1592^2 + 1187^2 .

It is a cyclic number.

It is not a de Polignac number, because 3943433 - 2¹⁰ = 3942409 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 3943396 and 3943405.

It is not an unprimeable number, because it can be changed into a prime (3943403) 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, 151658 + ... + 151683.

It is an arithmetic number, because the mean of its divisors is an integer number (1061697).

Almost surely, 2^3943433 is an apocalyptic number.

It is an amenable number.

3943433 is a deficient number, since it is larger than the sum of its proper divisors (303355).

3943433 is a wasteful number, since it uses less digits than its factorization.

3943433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 303354.

The product of its digits is 11664, while the sum is 29.

The square root of 3943433 is about 1985.8078960463. The cubic root of 3943433 is about 157.9882622269.

The spelling of 3943433 in words is "three million, nine hundred forty-three thousand, four hundred thirty-three".