4323623 has 4 divisors (see below), whose sum is σ = 4351320. Its totient is φ = 4295928.

The previous prime is 4323611. The next prime is 4323629. The reversal of 4323623 is 3263234.

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 4323623 - 2¹² = 4319527 is a prime.

It is a super-2 number, since 2×4323623² = 37387431692258, which contains 22 as substring.

It is a d-powerful number, because it can be written as 4⁸ + 3⁷ + 2¹⁵ + 3¹² + 6³ + 2²¹ + 3¹³ .

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4323629) 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, 13613 + ... + 13926.

It is an arithmetic number, because the mean of its divisors is an integer number (1087830).

Almost surely, 2^4323623 is an apocalyptic number.

4323623 is a deficient number, since it is larger than the sum of its proper divisors (27697).

4323623 is a wasteful number, since it uses less digits than its factorization.

4323623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27696.

The product of its digits is 2592, while the sum is 23.

The square root of 4323623 is about 2079.3323447684. The cubic root of 4323623 is about 162.9105736026.

Adding to 4323623 its reverse (3263234), we get a palindrome (7586857).

The spelling of 4323623 in words is "four million, three hundred twenty-three thousand, six hundred twenty-three".