424727423 has 2 divisors, whose sum is σ = 424727424. Its totient is φ = 424727422.

The previous prime is 424727419. The next prime is 424727431. The reversal of 424727423 is 324727424.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 424727423 - 2² = 424727419 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (424727483) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 212363711 + 212363712.

It is an arithmetic number, because the mean of its divisors is an integer number (212363712).

Almost surely, 2^424727423 is an apocalyptic number.

424727423 is a deficient number, since it is larger than the sum of its proper divisors (1).

424727423 is an equidigital number, since it uses as much as digits as its factorization.

424727423 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 75264, while the sum is 35.

The square root of 424727423 is about 20608.9161044437. The cubic root of 424727423 is about 751.6865293895.

Subtracting from 424727423 its reverse (324727424), we obtain a palindrome (99999999).

The spelling of 424727423 in words is "four hundred twenty-four million, seven hundred twenty-seven thousand, four hundred twenty-three".