168197058 has 12 divisors (see below), whose sum is σ = 364426998. Its totient is φ = 56065680.

The previous prime is 168197053. The next prime is 168197059. The reversal of 168197058 is 850791861.

It can be written as a sum of positive squares in only one way, i.e., 157326849 + 10870209 = 12543^2 + 3297^2 .

It is not an unprimeable number, because it can be changed into a prime (168197053) 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 5 ways as a sum of consecutive naturals, for example, 4672123 + ... + 4672158.

Almost surely, 2^168197058 is an apocalyptic number.

168197058 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

168197058 is an abundant number, since it is smaller than the sum of its proper divisors (196229940).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

168197058 is a wasteful number, since it uses less digits than its factorization.

168197058 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9344289 (or 9344286 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 45.

The square root of 168197058 is about 12969.0808463823. The cubic root of 168197058 is about 552.0004922806. Note that the first 3 decimals are identical.

The spelling of 168197058 in words is "one hundred sixty-eight million, one hundred ninety-seven thousand, fifty-eight".