422614769 has 2 divisors, whose sum is σ = 422614770. Its totient is φ = 422614768.

The previous prime is 422614763. The next prime is 422614783. The reversal of 422614769 is 967416224.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 421768369 + 846400 = 20537^2 + 920^2 .

It is a cyclic number.

It is not a de Polignac number, because 422614769 - 2²⁸ = 154179313 is a prime.

It is a super-2 number, since 2×422614769² = 357206485953846722, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (422614763) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211307384 + 211307385.

It is an arithmetic number, because the mean of its divisors is an integer number (211307385).

Almost surely, 2^422614769 is an apocalyptic number.

It is an amenable number.

422614769 is a deficient number, since it is larger than the sum of its proper divisors (1).

422614769 is an equidigital number, since it uses as much as digits as its factorization.

422614769 is an evil number, because the sum of its binary digits is even.

The product of its digits is 145152, while the sum is 41.

The square root of 422614769 is about 20557.5963818731. The cubic root of 422614769 is about 750.4381256410.

The spelling of 422614769 in words is "four hundred twenty-two million, six hundred fourteen thousand, seven hundred sixty-nine".