5423643 has 6 divisors (see below), whose sum is σ = 7834164. Its totient is φ = 3615756.

The previous prime is 5423623. The next prime is 5423651. The reversal of 5423643 is 3463245.

It is not a de Polignac number, because 5423643 - 2⁵ = 5423611 is a prime.

It is a d-powerful number, because it can be written as 5⁵ + 4¹⁰ + 2⁵ + 3⁵ + 6³ + 4¹¹ + 3¹¹ .

5423643 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (5423623) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 301305 + ... + 301322.

It is an arithmetic number, because the mean of its divisors is an integer number (1305694).

Almost surely, 2^5423643 is an apocalyptic number.

5423643 is a deficient number, since it is larger than the sum of its proper divisors (2410521).

5423643 is a wasteful number, since it uses less digits than its factorization.

5423643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 602633 (or 602630 counting only the distinct ones).

The product of its digits is 8640, while the sum is 27.

The square root of 5423643 is about 2328.8716151819. The cubic root of 5423643 is about 175.6967380001.

Adding to 5423643 its reverse (3463245), we get a palindrome (8886888).

The spelling of 5423643 in words is "five million, four hundred twenty-three thousand, six hundred forty-three".