422601730 has 8 divisors (see below), whose sum is σ = 760683132. Its totient is φ = 169040688.

The previous prime is 422601713. The next prime is 422601733. The reversal of 422601730 is 37106224.

It can be written as a sum of positive squares in 2 ways, for example, as 391921209 + 30680521 = 19797^2 + 5539^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 422601695 and 422601704.

It is not an unprimeable number, because it can be changed into a prime (422601733) 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, 21130077 + ... + 21130096.

Almost surely, 2^422601730 is an apocalyptic number.

422601730 is a deficient number, since it is larger than the sum of its proper divisors (338081402).

422601730 is a wasteful number, since it uses less digits than its factorization.

422601730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42260180.

The product of its (nonzero) digits is 2016, while the sum is 25.

The square root of 422601730 is about 20557.2792460481. The cubic root of 422601730 is about 750.4304077664.

Adding to 422601730 its reverse (37106224), we get a palindrome (459707954).

The spelling of 422601730 in words is "four hundred twenty-two million, six hundred one thousand, seven hundred thirty".