168368441 has 8 divisors (see below), whose sum is σ = 178097280. Its totient is φ = 158840352.

The previous prime is 168368437. The next prime is 168368467. The reversal of 168368441 is 144863861.

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

It is a cyclic number.

It is not a de Polignac number, because 168368441 - 2² = 168368437 is a prime.

It is not an unprimeable number, because it can be changed into a prime (168368401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48461 + ... + 51818.

It is an arithmetic number, because the mean of its divisors is an integer number (22262160).

Almost surely, 2^168368441 is an apocalyptic number.

It is an amenable number.

168368441 is a deficient number, since it is larger than the sum of its proper divisors (9728839).

168368441 is a wasteful number, since it uses less digits than its factorization.

168368441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100375.

The product of its digits is 110592, while the sum is 41.

The square root of 168368441 is about 12975.6865328968. The cubic root of 168368441 is about 552.1879140818.

The spelling of 168368441 in words is "one hundred sixty-eight million, three hundred sixty-eight thousand, four hundred forty-one".