166363026 has 16 divisors (see below), whose sum is σ = 341719104. Its totient is φ = 53955504.

The previous prime is 166363013. The next prime is 166363027. The reversal of 166363026 is 620363661.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (166363027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 374470 + ... + 374913.

It is an arithmetic number, because the mean of its divisors is an integer number (21357444).

Almost surely, 2^166363026 is an apocalyptic number.

166363026 is an abundant number, since it is smaller than the sum of its proper divisors (175356078).

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

166363026 is a wasteful number, since it uses less digits than its factorization.

166363026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 749425.

The product of its (nonzero) digits is 23328, while the sum is 33.

The square root of 166363026 is about 12898.1791738214. The cubic root of 166363026 is about 549.9868051931.

The spelling of 166363026 in words is "one hundred sixty-six million, three hundred sixty-three thousand, twenty-six".