5554809 has 24 divisors (see below), whose sum is σ = 8720712. Its totient is φ = 3386880.

The previous prime is 5554763. The next prime is 5554831. The reversal of 5554809 is 9084555.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 2039184 + 3515625 = 1428^2 + 1875^2 .

It is not a de Polignac number, because 5554809 - 2⁸ = 5554553 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5554849) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 22929 + ... + 23169.

It is an arithmetic number, because the mean of its divisors is an integer number (363363).

Almost surely, 2^5554809 is an apocalyptic number.

It is an amenable number.

5554809 is a deficient number, since it is larger than the sum of its proper divisors (3165903).

5554809 is a wasteful number, since it uses less digits than its factorization.

5554809 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 457 (or 454 counting only the distinct ones).

The product of its (nonzero) digits is 36000, while the sum is 36.

The square root of 5554809 is about 2356.8642302857. The cubic root of 5554809 is about 177.1018278385.

The spelling of 5554809 in words is "five million, five hundred fifty-four thousand, eight hundred nine".