422263609 has 8 divisors (see below), whose sum is σ = 428404352. Its totient is φ = 416132640.

The previous prime is 422263607. The next prime is 422263637. The reversal of 422263609 is 906362224.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 422263609 - 2¹ = 422263607 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (422263607) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 167452 + ... + 169954.

It is an arithmetic number, because the mean of its divisors is an integer number (53550544).

Almost surely, 2^422263609 is an apocalyptic number.

It is an amenable number.

422263609 is a deficient number, since it is larger than the sum of its proper divisors (6140743).

422263609 is a wasteful number, since it uses less digits than its factorization.

422263609 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4887.

The product of its (nonzero) digits is 31104, while the sum is 34.

The square root of 422263609 is about 20549.0537251719. The cubic root of 422263609 is about 750.2302161416.

The spelling of 422263609 in words is "four hundred twenty-two million, two hundred sixty-three thousand, six hundred nine".