5809545 has 24 divisors (see below), whose sum is σ = 11509056. Its totient is φ = 2655648.

The previous prime is 5809511. The next prime is 5809549. The reversal of 5809545 is 5459085.

It is a happy number.

It is not a de Polignac number, because 5809545 - 2⁸ = 5809289 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5809549) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8907 + ... + 9536.

It is an arithmetic number, because the mean of its divisors is an integer number (479544).

Almost surely, 2^5809545 is an apocalyptic number.

It is an amenable number.

5809545 is a deficient number, since it is larger than the sum of its proper divisors (5699511).

5809545 is a wasteful number, since it uses less digits than its factorization.

5809545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18461 (or 18458 counting only the distinct ones).

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

The square root of 5809545 is about 2410.2997738871. The cubic root of 5809545 is about 179.7686843481.

The spelling of 5809545 in words is "five million, eight hundred nine thousand, five hundred forty-five".