342403222 has 32 divisors (see below), whose sum is σ = 629406720. Its totient is φ = 136356480.

The previous prime is 342403213. The next prime is 342403247. The reversal of 342403222 is 222304243.

It is a junction number, because it is equal to n+sod(n) for n = 342403193 and 342403202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9697 + ... + 27907.

It is an arithmetic number, because the mean of its divisors is an integer number (19668960).

Almost surely, 2^342403222 is an apocalyptic number.

342403222 is a deficient number, since it is larger than the sum of its proper divisors (287003498).

342403222 is a wasteful number, since it uses less digits than its factorization.

342403222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18316.

The product of its (nonzero) digits is 2304, while the sum is 22.

The square root of 342403222 is about 18504.1406717524. The cubic root of 342403222 is about 699.5937928967.

Adding to 342403222 its reverse (222304243), we get a palindrome (564707465).

The spelling of 342403222 in words is "three hundred forty-two million, four hundred three thousand, two hundred twenty-two".