166966926 has 32 divisors (see below), whose sum is σ = 382087680. Its totient is φ = 47648736.

The previous prime is 166966901. The next prime is 166966993. The reversal of 166966926 is 629669661.

166966926 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×166966926³ (a number of 26 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 45135 + ... + 48693.

It is an arithmetic number, because the mean of its divisors is an integer number (11940240).

Almost surely, 2^166966926 is an apocalyptic number.

166966926 is an abundant number, since it is smaller than the sum of its proper divisors (215120754).

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

166966926 is a wasteful number, since it uses less digits than its factorization.

166966926 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4688.

The product of its digits is 1259712, while the sum is 51.

The square root of 166966926 is about 12921.5682484751. The cubic root of 166966926 is about 550.6514880473.

The spelling of 166966926 in words is "one hundred sixty-six million, nine hundred sixty-six thousand, nine hundred twenty-six".