5605887 has 8 divisors (see below), whose sum is σ = 8542336. Its totient is φ = 3203352.

The previous prime is 5605877. The next prime is 5605891. The reversal of 5605887 is 7885065.

It is a happy number.

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

It is not a de Polignac number, because 5605887 - 2⁴ = 5605871 is a prime.

It is an Ulam number.

It is a Duffinian number.

5605887 is a lucky number.

It is a plaindrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5605877) 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, 133453 + ... + 133494.

It is an arithmetic number, because the mean of its divisors is an integer number (1067792).

Almost surely, 2^5605887 is an apocalyptic number.

5605887 is a deficient number, since it is larger than the sum of its proper divisors (2936449).

5605887 is a wasteful number, since it uses less digits than its factorization.

5605887 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 266957.

The product of its (nonzero) digits is 67200, while the sum is 39.

The square root of 5605887 is about 2367.6754422851. The cubic root of 5605887 is about 177.6430058279.

The spelling of 5605887 in words is "five million, six hundred five thousand, eight hundred eighty-seven".