422630971 has 4 divisors (see below), whose sum is σ = 483006832. Its totient is φ = 362255112.

The previous prime is 422630953. The next prime is 422631017. The reversal of 422630971 is 179036224.

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 422630971 - 2⁹ = 422630459 is a prime.

It is not an unprimeable number, because it can be changed into a prime (422630371) 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, 30187920 + ... + 30187933.

It is an arithmetic number, because the mean of its divisors is an integer number (120751708).

Almost surely, 2^422630971 is an apocalyptic number.

422630971 is a deficient number, since it is larger than the sum of its proper divisors (60375861).

422630971 is an equidigital number, since it uses as much as digits as its factorization.

422630971 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60375860.

The product of its (nonzero) digits is 18144, while the sum is 34.

The square root of 422630971 is about 20557.9904416750. The cubic root of 422630971 is about 750.4477154961.

The spelling of 422630971 in words is "four hundred twenty-two million, six hundred thirty thousand, nine hundred seventy-one".