169222022 has 8 divisors (see below), whose sum is σ = 254008872. Its totient is φ = 84552400.

The previous prime is 169222021. The next prime is 169222033. The reversal of 169222022 is 220222961.

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

It is a junction number, because it is equal to n+sod(n) for n = 169221982 and 169222000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (169222021) by changing a digit.

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, 25604 + ... + 31527.

It is an arithmetic number, because the mean of its divisors is an integer number (31751109).

Almost surely, 2^169222022 is an apocalyptic number.

169222022 is a deficient number, since it is larger than the sum of its proper divisors (84786850).

169222022 is a wasteful number, since it uses less digits than its factorization.

169222022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58614.

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 169222022 is about 13008.5365049263. The cubic root of 169222022 is about 553.1194877764.

Adding to 169222022 its reverse (220222961), we get a palindrome (389444983).

The spelling of 169222022 in words is "one hundred sixty-nine million, two hundred twenty-two thousand, twenty-two".