5623943 has 8 divisors (see below), whose sum is σ = 6375600. Its totient is φ = 4917888.

The previous prime is 5623859. The next prime is 5623949. The reversal of 5623943 is 3493265.

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 5623943 - 2¹⁶ = 5558407 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5623949) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11138 + ... + 11631.

It is an arithmetic number, because the mean of its divisors is an integer number (796950).

Almost surely, 2^5623943 is an apocalyptic number.

5623943 is a deficient number, since it is larger than the sum of its proper divisors (751657).

5623943 is a wasteful number, since it uses less digits than its factorization.

5623943 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22801.

The product of its digits is 19440, while the sum is 32.

The square root of 5623943 is about 2371.4853994912. The cubic root of 5623943 is about 177.8335248638.

The spelling of 5623943 in words is "five million, six hundred twenty-three thousand, nine hundred forty-three".