166224366 has 96 divisors (see below), whose sum is σ = 468840960. Its totient is φ = 43167600.

The previous prime is 166224361. The next prime is 166224367. The reversal of 166224366 is 663422661.

It is a self number, because there is not a number n which added to its sum of digits gives 166224366.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (166224361) 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, 26251 + ... + 31961.

It is an arithmetic number, because the mean of its divisors is an integer number (4883760).

Almost surely, 2^166224366 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 166224366, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (234420480).

166224366 is an abundant number, since it is smaller than the sum of its proper divisors (302616594).

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

166224366 is a wasteful number, since it uses less digits than its factorization.

166224366 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5747 (or 5734 counting only the distinct ones).

The product of its digits is 62208, while the sum is 36.

The square root of 166224366 is about 12892.8028760235. The cubic root of 166224366 is about 549.8339620015.

The spelling of 166224366 in words is "one hundred sixty-six million, two hundred twenty-four thousand, three hundred sixty-six".