5443009 has 16 divisors (see below), whose sum is σ = 6773760. Its totient is φ = 4296960.

The previous prime is 5442989. The next prime is 5443051. The reversal of 5443009 is 9003445.

It is a cyclic number.

It is not a de Polignac number, because 5443009 - 2¹⁹ = 4918721 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5443409) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1312 + ... + 3550.

It is an arithmetic number, because the mean of its divisors is an integer number (423360).

Almost surely, 2^5443009 is an apocalyptic number.

It is an amenable number.

5443009 is a deficient number, since it is larger than the sum of its proper divisors (1330751).

5443009 is a wasteful number, since it uses less digits than its factorization.

5443009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2280.

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 5443009 is about 2333.0257178180. The cubic root of 5443009 is about 175.9056075283.

It can be divided in two parts, 544 and 3009, that added together give a palindrome (3553).

The spelling of 5443009 in words is "five million, four hundred forty-three thousand, nine".