166392384 has 56 divisors (see below), whose sum is σ = 447495168. Its totient is φ = 54551040.

The previous prime is 166392301. The next prime is 166392389. The reversal of 166392384 is 483293661.

It is not an unprimeable number, because it can be changed into a prime (166392389) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4609 + ... + 18815.

Almost surely, 2^166392384 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 166392384, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (223747584).

166392384 is an abundant number, since it is smaller than the sum of its proper divisors (281102784).

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

166392384 is a wasteful number, since it uses less digits than its factorization.

166392384 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14283 (or 14273 counting only the distinct ones).

The product of its digits is 186624, while the sum is 42.

The square root of 166392384 is about 12899.3171912315. The cubic root of 166392384 is about 550.0191552557.

The spelling of 166392384 in words is "one hundred sixty-six million, three hundred ninety-two thousand, three hundred eighty-four".