42210322 has 16 divisors (see below), whose sum is σ = 78939072. Its totient is φ = 16445520.

The previous prime is 42210319. The next prime is 42210331. The reversal of 42210322 is 22301224.

It is a super-2 number, since 2×42210322² = 3563422566687368, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 42210296 and 42210305.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 136893 + ... + 137200.

It is an arithmetic number, because the mean of its divisors is an integer number (4933692).

Almost surely, 2^42210322 is an apocalyptic number.

42210322 is a deficient number, since it is larger than the sum of its proper divisors (36728750).

42210322 is a wasteful number, since it uses less digits than its factorization.

42210322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 274113.

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 42210322 is about 6496.9471292292. The cubic root of 42210322 is about 348.1819247399.

Adding to 42210322 its reverse (22301224), we get a palindrome (64511546).

The spelling of 42210322 in words is "forty-two million, two hundred ten thousand, three hundred twenty-two".