4424643 has 6 divisors (see below), whose sum is σ = 6391164. Its totient is φ = 2949756.

The previous prime is 4424639. The next prime is 4424653. The reversal of 4424643 is 3464244.

It is not a de Polignac number, because 4424643 - 2² = 4424639 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4424653) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 245805 + ... + 245822.

It is an arithmetic number, because the mean of its divisors is an integer number (1065194).

Almost surely, 2^4424643 is an apocalyptic number.

4424643 is a deficient number, since it is larger than the sum of its proper divisors (1966521).

4424643 is a wasteful number, since it uses less digits than its factorization.

4424643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 491633 (or 491630 counting only the distinct ones).

The product of its digits is 9216, while the sum is 27.

The square root of 4424643 is about 2103.4835392748. The cubic root of 4424643 is about 164.1696019585.

Adding to 4424643 its reverse (3464244), we get a palindrome (7888887).

The spelling of 4424643 in words is "four million, four hundred twenty-four thousand, six hundred forty-three".