5449009 has 4 divisors (see below), whose sum is σ = 5502016. Its totient is φ = 5396004.

The previous prime is 5449007. The next prime is 5449021. The reversal of 5449009 is 9009445.

It is a happy number.

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 not a de Polignac number, because 5449009 - 2¹ = 5449007 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5449001) 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, 26349 + ... + 26554.

It is an arithmetic number, because the mean of its divisors is an integer number (1375504).

Almost surely, 2^5449009 is an apocalyptic number.

It is an amenable number.

5449009 is a deficient number, since it is larger than the sum of its proper divisors (53007).

5449009 is a wasteful number, since it uses less digits than its factorization.

5449009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53006.

The product of its (nonzero) digits is 6480, while the sum is 31.

The square root of 5449009 is about 2334.3112474561. The cubic root of 5449009 is about 175.9702192208.

The spelling of 5449009 in words is "five million, four hundred forty-nine thousand, nine".