3923443 has 8 divisors (see below), whose sum is σ = 4242320. Its totient is φ = 3615840.

The previous prime is 3923429. The next prime is 3923471. The reversal of 3923443 is 3443293.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3923443 - 2⁹ = 3922931 is a prime.

3923443 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (3923483) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2088 + ... + 3493.

It is an arithmetic number, because the mean of its divisors is an integer number (530290).

Almost surely, 2^3923443 is an apocalyptic number.

3923443 is a deficient number, since it is larger than the sum of its proper divisors (318877).

3923443 is a wasteful number, since it uses less digits than its factorization.

3923443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5637.

The product of its digits is 7776, while the sum is 28.

The square root of 3923443 is about 1980.7682852873. The cubic root of 3923443 is about 157.7208525089.

The spelling of 3923443 in words is "three million, nine hundred twenty-three thousand, four hundred forty-three".