5223623 has 4 divisors (see below), whose sum is σ = 5364840. Its totient is φ = 5082408.

The previous prime is 5223611. The next prime is 5223629. The reversal of 5223623 is 3263225.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 5223623 - 2⁸ = 5223367 is a prime.

It is a super-2 number, since 2×5223623² = 54572474492258, which contains 22 as substring.

It is a d-powerful number, because it can be written as 5⁸ + 2¹⁶ + 2¹⁹ + 3³ + 6⁶ + 2²² + 3⁷ .

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5223629) 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, 70553 + ... + 70626.

It is an arithmetic number, because the mean of its divisors is an integer number (1341210).

Almost surely, 2^5223623 is an apocalyptic number.

5223623 is a deficient number, since it is larger than the sum of its proper divisors (141217).

5223623 is a wasteful number, since it uses less digits than its factorization.

5223623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141216.

The product of its digits is 2160, while the sum is 23.

The square root of 5223623 is about 2285.5246662419. The cubic root of 5223623 is about 173.5097730821.

Adding to 5223623 its reverse (3263225), we get a palindrome (8486848).

The spelling of 5223623 in words is "five million, two hundred twenty-three thousand, six hundred twenty-three".