166913794 has 8 divisors (see below), whose sum is σ = 252710928. Its totient is φ = 82676820.

The previous prime is 166913759. The next prime is 166913797. The reversal of 166913794 is 497319661.

It is a happy number.

166913794 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (166913797) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 389772 + ... + 390199.

It is an arithmetic number, because the mean of its divisors is an integer number (31588866).

Almost surely, 2^166913794 is an apocalyptic number.

166913794 is a deficient number, since it is larger than the sum of its proper divisors (85797134).

166913794 is a wasteful number, since it uses less digits than its factorization.

166913794 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 780080.

The product of its digits is 244944, while the sum is 46.

The square root of 166913794 is about 12919.5121424921. The cubic root of 166913794 is about 550.5930726483.

The spelling of 166913794 in words is "one hundred sixty-six million, nine hundred thirteen thousand, seven hundred ninety-four".