4404623 has 2 divisors, whose sum is σ = 4404624. Its totient is φ = 4404622.

The previous prime is 4404593. The next prime is 4404641. The reversal of 4404623 is 3264044.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4404623 - 2⁶ = 4404559 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4404643) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2202311 + 2202312.

It is an arithmetic number, because the mean of its divisors is an integer number (2202312).

Almost surely, 2^4404623 is an apocalyptic number.

4404623 is a deficient number, since it is larger than the sum of its proper divisors (1).

4404623 is an equidigital number, since it uses as much as digits as its factorization.

4404623 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2304, while the sum is 23.

The square root of 4404623 is about 2098.7193714263. The cubic root of 4404623 is about 163.9216237632.

Adding to 4404623 its reverse (3264044), we get a palindrome (7668667).

The spelling of 4404623 in words is "four million, four hundred four thousand, six hundred twenty-three".