42163322 has 8 divisors (see below), whose sum is σ = 64281972. Its totient is φ = 20736000.

The previous prime is 42163309. The next prime is 42163333. The reversal of 42163322 is 22336124.

42163322 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 31147561 + 11015761 = 5581^2 + 3319^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 172679 + ... + 172922.

Almost surely, 2^42163322 is an apocalyptic number.

42163322 is a deficient number, since it is larger than the sum of its proper divisors (22118650).

42163322 is a wasteful number, since it uses less digits than its factorization.

42163322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 345664.

The product of its digits is 1728, while the sum is 23.

The square root of 42163322 is about 6493.3290383285. The cubic root of 42163322 is about 348.0526465029.

Adding to 42163322 its reverse (22336124), we get a palindrome (64499446).

The spelling of 42163322 in words is "forty-two million, one hundred sixty-three thousand, three hundred twenty-two".