5537409 has 8 divisors (see below), whose sum is σ = 7403232. Its totient is φ = 3681600.

The previous prime is 5537401. The next prime is 5537423. The reversal of 5537409 is 9047355.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 5537409 - 2³ = 5537401 is a prime.

5537409 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 5537409.

It is not an unprimeable number, because it can be changed into a prime (5537401) 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 7 ways as a sum of consecutive naturals, for example, 1099 + ... + 3504.

It is an arithmetic number, because the mean of its divisors is an integer number (925404).

Almost surely, 2^5537409 is an apocalyptic number.

It is an amenable number.

5537409 is a deficient number, since it is larger than the sum of its proper divisors (1865823).

5537409 is a wasteful number, since it uses less digits than its factorization.

5537409 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5007.

The product of its (nonzero) digits is 18900, while the sum is 33.

The square root of 5537409 is about 2353.1699896098. The cubic root of 5537409 is about 176.9167152625.

The spelling of 5537409 in words is "five million, five hundred thirty-seven thousand, four hundred nine".