166363836 has 96 divisors (see below), whose sum is σ = 433097280. Its totient is φ = 49459200.

The previous prime is 166363817. The next prime is 166363859. The reversal of 166363836 is 638363661.

It is a happy number.

166363836 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (42) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 360646 + ... + 361106.

It is an arithmetic number, because the mean of its divisors is an integer number (4511430).

Almost surely, 2^166363836 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 166363836, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (216548640).

166363836 is an abundant number, since it is smaller than the sum of its proper divisors (266733444).

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

166363836 is a wasteful number, since it uses less digits than its factorization.

166363836 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 575 (or 573 counting only the distinct ones).

The product of its digits is 279936, while the sum is 42.

The square root of 166363836 is about 12898.2105735641. The cubic root of 166363836 is about 549.9876977965.

The spelling of 166363836 in words is "one hundred sixty-six million, three hundred sixty-three thousand, eight hundred thirty-six".