422513423 has 2 divisors, whose sum is σ = 422513424. Its totient is φ = 422513422.

The previous prime is 422513419. The next prime is 422513437. The reversal of 422513423 is 324315224.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 422513423 - 2² = 422513419 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 422513392 and 422513401.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (422513453) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211256711 + 211256712.

It is an arithmetic number, because the mean of its divisors is an integer number (211256712).

Almost surely, 2^422513423 is an apocalyptic number.

422513423 is a deficient number, since it is larger than the sum of its proper divisors (1).

422513423 is an equidigital number, since it uses as much as digits as its factorization.

422513423 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5760, while the sum is 26.

The square root of 422513423 is about 20555.1313058321. The cubic root of 422513423 is about 750.3781340615.

Adding to 422513423 its reverse (324315224), we get a palindrome (746828647).

The spelling of 422513423 in words is "four hundred twenty-two million, five hundred thirteen thousand, four hundred twenty-three".