168242522 has 16 divisors (see below), whose sum is σ = 288637440. Its totient is φ = 72048528.

The previous prime is 168242519. The next prime is 168242527. The reversal of 168242522 is 225242861.

It is not an unprimeable number, because it can be changed into a prime (168242527) 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 7 ways as a sum of consecutive naturals, for example, 18104 + ... + 25772.

It is an arithmetic number, because the mean of its divisors is an integer number (18039840).

Almost surely, 2^168242522 is an apocalyptic number.

168242522 is a deficient number, since it is larger than the sum of its proper divisors (120394918).

168242522 is a wasteful number, since it uses less digits than its factorization.

168242522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9245.

The product of its digits is 15360, while the sum is 32.

The square root of 168242522 is about 12970.8335121533. The cubic root of 168242522 is about 552.0502234111.

The spelling of 168242522 in words is "one hundred sixty-eight million, two hundred forty-two thousand, five hundred twenty-two".