166950238 has 32 divisors (see below), whose sum is σ = 321624576. Its totient is φ = 63173088.

The previous prime is 166950193. The next prime is 166950247. The reversal of 166950238 is 832059661.

166950238 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 166950238.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15756 + ... + 24127.

It is an arithmetic number, because the mean of its divisors is an integer number (10050768).

Almost surely, 2^166950238 is an apocalyptic number.

166950238 is a deficient number, since it is larger than the sum of its proper divisors (154674338).

166950238 is a wasteful number, since it uses less digits than its factorization.

166950238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39928.

The product of its (nonzero) digits is 77760, while the sum is 40.

The square root of 166950238 is about 12920.9224902868. The cubic root of 166950238 is about 550.6331419425.

The spelling of 166950238 in words is "one hundred sixty-six million, nine hundred fifty thousand, two hundred thirty-eight".