166770074 has 16 divisors (see below), whose sum is σ = 255134880. Its totient is φ = 81740880.

The previous prime is 166770067. The next prime is 166770113. The reversal of 166770074 is 470077661.

It is a happy number.

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, 17912 + ... + 25580.

It is an arithmetic number, because the mean of its divisors is an integer number (15945930).

Almost surely, 2^166770074 is an apocalyptic number.

166770074 is a deficient number, since it is larger than the sum of its proper divisors (88364806).

166770074 is a wasteful number, since it uses less digits than its factorization.

166770074 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7885.

The product of its (nonzero) digits is 49392, while the sum is 38.

The square root of 166770074 is about 12913.9488151378. The cubic root of 166770074 is about 550.4349991159.

The spelling of 166770074 in words is "one hundred sixty-six million, seven hundred seventy thousand, seventy-four".