166712794 has 16 divisors (see below), whose sum is σ = 251858880. Its totient is φ = 82762560.

The previous prime is 166712747. The next prime is 166712797. The reversal of 166712794 is 497217661.

It is a self number, because there is not a number n which added to its sum of digits gives 166712794.

It is not an unprimeable number, because it can be changed into a prime (166712797) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 269017 + ... + 269635.

It is an arithmetic number, because the mean of its divisors is an integer number (15741180).

Almost surely, 2^166712794 is an apocalyptic number.

166712794 is a deficient number, since it is larger than the sum of its proper divisors (85146086).

166712794 is a wasteful number, since it uses less digits than its factorization.

166712794 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1365.

The product of its digits is 127008, while the sum is 43.

The square root of 166712794 is about 12911.7308677032. The cubic root of 166712794 is about 550.3719731657.

The spelling of 166712794 in words is "one hundred sixty-six million, seven hundred twelve thousand, seven hundred ninety-four".