4069441 has 4 divisors (see below), whose sum is σ = 4111492. Its totient is φ = 4027392.

The previous prime is 4069433. The next prime is 4069451. The reversal of 4069441 is 1449604.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1635841 + 2433600 = 1279^2 + 1560^2 .

It is a cyclic number.

It is not a de Polignac number, because 4069441 - 2³ = 4069433 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4069421) 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, 20880 + ... + 21073.

It is an arithmetic number, because the mean of its divisors is an integer number (1027873).

Almost surely, 2^4069441 is an apocalyptic number.

It is an amenable number.

4069441 is a deficient number, since it is larger than the sum of its proper divisors (42051).

4069441 is an equidigital number, since it uses as much as digits as its factorization.

4069441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42050.

The product of its (nonzero) digits is 3456, while the sum is 28.

The square root of 4069441 is about 2017.2855524194. The cubic root of 4069441 is about 159.6534295352.

The spelling of 4069441 in words is "four million, sixty-nine thousand, four hundred forty-one".