422610553 has 2 divisors, whose sum is σ = 422610554. Its totient is φ = 422610552.

The previous prime is 422610547. The next prime is 422610581. The reversal of 422610553 is 355016224.

It is an a-pointer prime, because the next prime (422610581) can be obtained adding 422610553 to its sum of digits (28).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 396925929 + 25684624 = 19923^2 + 5068^2 .

It is a cyclic number.

It is not a de Polignac number, because 422610553 - 2¹⁷ = 422479481 is a prime.

It is not a weakly prime, because it can be changed into another prime (422610593) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211305276 + 211305277.

It is an arithmetic number, because the mean of its divisors is an integer number (211305277).

Almost surely, 2^422610553 is an apocalyptic number.

It is an amenable number.

422610553 is a deficient number, since it is larger than the sum of its proper divisors (1).

422610553 is an equidigital number, since it uses as much as digits as its factorization.

422610553 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7200, while the sum is 28.

The square root of 422610553 is about 20557.4938404466. The cubic root of 422610553 is about 750.4356301787.

Adding to 422610553 its reverse (355016224), we get a palindrome (777626777).

The spelling of 422610553 in words is "four hundred twenty-two million, six hundred ten thousand, five hundred fifty-three".