5541809 has 8 divisors (see below), whose sum is σ = 6820800. Its totient is φ = 4384656.

The previous prime is 5541799. The next prime is 5541841. The reversal of 5541809 is 9081455.

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

It is a cyclic number.

It is not a de Polignac number, because 5541809 - 2⁴ = 5541793 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5541869) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30359 + ... + 30540.

It is an arithmetic number, because the mean of its divisors is an integer number (852600).

Almost surely, 2^5541809 is an apocalyptic number.

It is an amenable number.

5541809 is a deficient number, since it is larger than the sum of its proper divisors (1278991).

5541809 is a wasteful number, since it uses less digits than its factorization.

5541809 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60919.

The product of its (nonzero) digits is 7200, while the sum is 32.

The square root of 5541809 is about 2354.1047130491. The cubic root of 5541809 is about 176.9635619290.

The spelling of 5541809 in words is "five million, five hundred forty-one thousand, eight hundred nine".