422147659 has 2 divisors, whose sum is σ = 422147660. Its totient is φ = 422147658.

The previous prime is 422147657. The next prime is 422147683. The reversal of 422147659 is 956741224.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 422147659 - 2¹ = 422147657 is a prime.

Together with 422147657, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (422147657) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211073829 + 211073830.

It is an arithmetic number, because the mean of its divisors is an integer number (211073830).

Almost surely, 2^422147659 is an apocalyptic number.

422147659 is a deficient number, since it is larger than the sum of its proper divisors (1).

422147659 is an equidigital number, since it uses as much as digits as its factorization.

422147659 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 120960, while the sum is 40.

The square root of 422147659 is about 20546.2322336724. The cubic root of 422147659 is about 750.1615409073.

The spelling of 422147659 in words is "four hundred twenty-two million, one hundred forty-seven thousand, six hundred fifty-nine".