168226016 has 72 divisors (see below), whose sum is σ = 407995056. Its totient is φ = 67845120.

The previous prime is 168225991. The next prime is 168226039. The reversal of 168226016 is 610622861.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 23501 + ... + 29811.

It is an arithmetic number, because the mean of its divisors is an integer number (5666598).

Almost surely, 2^168226016 is an apocalyptic number.

168226016 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 168226016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (203997528).

168226016 is an abundant number, since it is smaller than the sum of its proper divisors (239769040).

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

168226016 is a wasteful number, since it uses less digits than its factorization.

168226016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6352 (or 6337 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 32.

The square root of 168226016 is about 12970.1972228644. The cubic root of 168226016 is about 552.0321692377.

Adding to 168226016 its reverse (610622861), we get a palindrome (778848877).

The spelling of 168226016 in words is "one hundred sixty-eight million, two hundred twenty-six thousand, sixteen".