166479794 has 16 divisors (see below), whose sum is σ = 270112920. Its totient is φ = 76498560.

The previous prime is 166479787. The next prime is 166479809. The reversal of 166479794 is 497974661.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 132549169 + 33930625 = 11513^2 + 5825^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8027 + ... + 19934.

Almost surely, 2^166479794 is an apocalyptic number.

166479794 is a deficient number, since it is larger than the sum of its proper divisors (103633126).

166479794 is a wasteful number, since it uses less digits than its factorization.

166479794 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28205.

The product of its digits is 2286144, while the sum is 53.

The square root of 166479794 is about 12902.7049102117. The cubic root of 166479794 is about 550.1154512459.

The spelling of 166479794 in words is "one hundred sixty-six million, four hundred seventy-nine thousand, seven hundred ninety-four".