422433330 has 32 divisors (see below), whose sum is σ = 1106008128. Its totient is φ = 102408000.

The previous prime is 422433313. The next prime is 422433337. The reversal of 422433330 is 33334224.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 422433330.

It is not an unprimeable number, because it can be changed into a prime (422433337) 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, 639721 + ... + 640380.

It is an arithmetic number, because the mean of its divisors is an integer number (34562754).

Almost surely, 2^422433330 is an apocalyptic number.

422433330 is an abundant number, since it is smaller than the sum of its proper divisors (683574798).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

422433330 is a wasteful number, since it uses less digits than its factorization.

422433330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1280122.

The product of its (nonzero) digits is 5184, while the sum is 24.

The square root of 422433330 is about 20553.1829651760. The cubic root of 422433330 is about 750.3307163697.

Adding to 422433330 its reverse (33334224), we get a palindrome (455767554).

The spelling of 422433330 in words is "four hundred twenty-two million, four hundred thirty-three thousand, three hundred thirty".