5623887 has 4 divisors (see below), whose sum is σ = 7498520. Its totient is φ = 3749256.

The previous prime is 5623859. The next prime is 5623949. The reversal of 5623887 is 7883265.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 5623887 - 2⁶ = 5623823 is a prime.

It is a D-number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5623087) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 937312 + ... + 937317.

It is an arithmetic number, because the mean of its divisors is an integer number (1874630).

Almost surely, 2^5623887 is an apocalyptic number.

5623887 is a deficient number, since it is larger than the sum of its proper divisors (1874633).

5623887 is a wasteful number, since it uses less digits than its factorization.

5623887 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1874632.

The product of its digits is 80640, while the sum is 39.

The square root of 5623887 is about 2371.4735925158. The cubic root of 5623887 is about 177.8329346071.

The spelling of 5623887 in words is "five million, six hundred twenty-three thousand, eight hundred eighty-seven".