422241929 has 2 divisors, whose sum is σ = 422241930. Its totient is φ = 422241928.

The previous prime is 422241907. The next prime is 422241961. The reversal of 422241929 is 929142224.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 308072704 + 114169225 = 17552^2 + 10685^2 .

It is a cyclic number.

It is not a de Polignac number, because 422241929 - 2¹⁶ = 422176393 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (422247929) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211120964 + 211120965.

It is an arithmetic number, because the mean of its divisors is an integer number (211120965).

Almost surely, 2^422241929 is an apocalyptic number.

It is an amenable number.

422241929 is a deficient number, since it is larger than the sum of its proper divisors (1).

422241929 is an equidigital number, since it uses as much as digits as its factorization.

422241929 is an evil number, because the sum of its binary digits is even.

The product of its digits is 20736, while the sum is 35.

The square root of 422241929 is about 20548.5262001926. The cubic root of 422241929 is about 750.2173763980.

The spelling of 422241929 in words is "four hundred twenty-two million, two hundred forty-one thousand, nine hundred twenty-nine".