3923441 has 4 divisors (see below), whose sum is σ = 3990000. Its totient is φ = 3856884.

The previous prime is 3923429. The next prime is 3923471. The reversal of 3923441 is 1443293.

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.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3923441 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3923441.

It is not an unprimeable number, because it can be changed into a prime (3923401) 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, 33191 + ... + 33308.

It is an arithmetic number, because the mean of its divisors is an integer number (997500).

Almost surely, 2^3923441 is an apocalyptic number.

It is an amenable number.

3923441 is a deficient number, since it is larger than the sum of its proper divisors (66559).

3923441 is an equidigital number, since it uses as much as digits as its factorization.

3923441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66558.

The product of its digits is 2592, while the sum is 26.

The square root of 3923441 is about 1980.7677804326. The cubic root of 3923441 is about 157.7208257092.

The spelling of 3923441 in words is "three million, nine hundred twenty-three thousand, four hundred forty-one".