6423623 has 2 divisors, whose sum is σ = 6423624. Its totient is φ = 6423622.

The previous prime is 6423611. The next prime is 6423629. The reversal of 6423623 is 3263246.

6423623 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6423623 - 2⁶ = 6423559 is a prime.

It is a super-2 number, since 2×6423623² = 82525864892258, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 6423592 and 6423601.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6423629) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3211811 + 3211812.

It is an arithmetic number, because the mean of its divisors is an integer number (3211812).

Almost surely, 2^6423623 is an apocalyptic number.

6423623 is a deficient number, since it is larger than the sum of its proper divisors (1).

6423623 is an equidigital number, since it uses as much as digits as its factorization.

6423623 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5184, while the sum is 26.

The square root of 6423623 is about 2534.4867330487. The cubic root of 6423623 is about 185.8917067230.

Adding to 6423623 its reverse (3263246), we get a palindrome (9686869).

The spelling of 6423623 in words is "six million, four hundred twenty-three thousand, six hundred twenty-three".