422673659 has 2 divisors, whose sum is σ = 422673660. Its totient is φ = 422673658.

The previous prime is 422673619. The next prime is 422673683. The reversal of 422673659 is 956376224.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 422673659 - 2¹² = 422669563 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (422673619) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211336829 + 211336830.

It is an arithmetic number, because the mean of its divisors is an integer number (211336830).

Almost surely, 2^422673659 is an apocalyptic number.

422673659 is a deficient number, since it is larger than the sum of its proper divisors (1).

422673659 is an equidigital number, since it uses as much as digits as its factorization.

422673659 is an evil number, because the sum of its binary digits is even.

The product of its digits is 544320, while the sum is 44.

The square root of 422673659 is about 20559.0286492334. The cubic root of 422673659 is about 750.4729810633.

The spelling of 422673659 in words is "four hundred twenty-two million, six hundred seventy-three thousand, six hundred fifty-nine".