422455211 has 4 divisors (see below), whose sum is σ = 423228072. Its totient is φ = 421682352.

The previous prime is 422455199. The next prime is 422455249. The reversal of 422455211 is 112554224.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 422455211 - 2¹⁴ = 422438827 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (422455261) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 385610 + ... + 386703.

It is an arithmetic number, because the mean of its divisors is an integer number (105807018).

Almost surely, 2^422455211 is an apocalyptic number.

422455211 is a deficient number, since it is larger than the sum of its proper divisors (772861).

422455211 is an equidigital number, since it uses as much as digits as its factorization.

422455211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 772860.

The product of its digits is 3200, while the sum is 26.

The square root of 422455211 is about 20553.7152602638. The cubic root of 422455211 is about 750.3436712368.

The spelling of 422455211 in words is "four hundred twenty-two million, four hundred fifty-five thousand, two hundred eleven".