422605946 has 8 divisors (see below), whose sum is σ = 724467360. Its totient is φ = 181116828.

The previous prime is 422605943. The next prime is 422605969. The reversal of 422605946 is 649506224.

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

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (422605943) 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, 15093056 + ... + 15093083.

It is an arithmetic number, because the mean of its divisors is an integer number (90558420).

Almost surely, 2^422605946 is an apocalyptic number.

422605946 is a deficient number, since it is larger than the sum of its proper divisors (301861414).

422605946 is a wasteful number, since it uses less digits than its factorization.

422605946 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30186148.

The product of its (nonzero) digits is 103680, while the sum is 38.

The square root of 422605946 is about 20557.3817885450. The cubic root of 422605946 is about 750.4329032635.

The spelling of 422605946 in words is "four hundred twenty-two million, six hundred five thousand, nine hundred forty-six".