423302222 has 16 divisors (see below), whose sum is σ = 729464832. Its totient is φ = 180464280.

The previous prime is 423302219. The next prime is 423302233. The reversal of 423302222 is 222203324.

It is a junction number, because it is equal to n+sod(n) for n = 423302194 and 423302203.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 76478 + ... + 81825.

It is an arithmetic number, because the mean of its divisors is an integer number (45591552).

Almost surely, 2^423302222 is an apocalyptic number.

423302222 is a deficient number, since it is larger than the sum of its proper divisors (306162610).

423302222 is a wasteful number, since it uses less digits than its factorization.

423302222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 158503.

The product of its (nonzero) digits is 1152, while the sum is 20.

The square root of 423302222 is about 20574.3097575593. The cubic root of 423302222 is about 750.8448092244.

Adding to 423302222 its reverse (222203324), we get a palindrome (645505546).

The spelling of 423302222 in words is "four hundred twenty-three million, three hundred two thousand, two hundred twenty-two".