422964609 has 16 divisors (see below), whose sum is σ = 576659712. Its totient is φ = 275637888.

The previous prime is 422964599. The next prime is 422964631. The reversal of 422964609 is 906469224.

It is not a de Polignac number, because 422964609 - 2¹⁵ = 422931841 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (422960609) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 169797 + ... + 172269.

It is an arithmetic number, because the mean of its divisors is an integer number (36041232).

Almost surely, 2^422964609 is an apocalyptic number.

It is an amenable number.

422964609 is a deficient number, since it is larger than the sum of its proper divisors (153695103).

422964609 is a wasteful number, since it uses less digits than its factorization.

422964609 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3736.

The product of its (nonzero) digits is 186624, while the sum is 42.

The square root of 422964609 is about 20566.1033985537. The cubic root of 422964609 is about 750.6451391238.

The spelling of 422964609 in words is "four hundred twenty-two million, nine hundred sixty-four thousand, six hundred nine".