423022330 has 16 divisors (see below), whose sum is σ = 774347040. Its totient is φ = 166340752.

The previous prime is 423022307. The next prime is 423022337. The reversal of 423022330 is 33220324.

It is a junction number, because it is equal to n+sod(n) for n = 423022298 and 423022307.

It is not an unprimeable number, because it can be changed into a prime (423022337) 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, 357904 + ... + 359083.

It is an arithmetic number, because the mean of its divisors is an integer number (48396690).

Almost surely, 2^423022330 is an apocalyptic number.

423022330 is a deficient number, since it is larger than the sum of its proper divisors (351324710).

423022330 is a wasteful number, since it uses less digits than its factorization.

423022330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 717053.

The product of its (nonzero) digits is 864, while the sum is 19.

The square root of 423022330 is about 20567.5066549157. The cubic root of 423022330 is about 750.6792838381.

Adding to 423022330 its reverse (33220324), we get a palindrome (456242654).

The spelling of 423022330 in words is "four hundred twenty-three million, twenty-two thousand, three hundred thirty".