168363036 has 144 divisors (see below), whose sum is σ = 488726784. Its totient is φ = 50409216.

The previous prime is 168363031. The next prime is 168363043. The reversal of 168363036 is 630363861.

168363036 is a `hidden beast` number, since 16 + 8 + 3 + 630 + 3 + 6 = 666.

It is a super-2 number, since 2×168363036² = 56692223782274592, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (168363031) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 379831 + ... + 380273.

It is an arithmetic number, because the mean of its divisors is an integer number (3393936).

Almost surely, 2^168363036 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 168363036, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (244363392).

168363036 is an abundant number, since it is smaller than the sum of its proper divisors (320363748).

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

168363036 is a wasteful number, since it uses less digits than its factorization.

168363036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 502 (or 488 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 36.

The square root of 168363036 is about 12975.4782570817. The cubic root of 168363036 is about 552.1820052001.

The spelling of 168363036 in words is "one hundred sixty-eight million, three hundred sixty-three thousand, thirty-six".