5005581 has 8 divisors (see below), whose sum is σ = 7627584. Its totient is φ = 2860320.

The previous prime is 5005549. The next prime is 5005613. The reversal of 5005581 is 1855005.

It is an interprime number because it is at equal distance from previous prime (5005549) and next prime (5005613).

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

It is not a de Polignac number, because 5005581 - 2⁵ = 5005549 is a prime.

It is a super-2 number, since 2×5005581² = 50111682295122, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5005381) 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, 119160 + ... + 119201.

It is an arithmetic number, because the mean of its divisors is an integer number (953448).

Almost surely, 2^5005581 is an apocalyptic number.

It is an amenable number.

5005581 is a deficient number, since it is larger than the sum of its proper divisors (2622003).

5005581 is a wasteful number, since it uses less digits than its factorization.

5005581 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 238371.

The product of its (nonzero) digits is 1000, while the sum is 24.

The square root of 5005581 is about 2237.3155789919. The cubic root of 5005581 is about 171.0611935156.

The spelling of 5005581 in words is "five million, five thousand, five hundred eighty-one".