40195166 has 32 divisors (see below), whose sum is σ = 67651200. Its totient is φ = 17757280.

The previous prime is 40195163. The next prime is 40195171. The reversal of 40195166 is 66159104.

40195166 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40195163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 224465 + ... + 224643.

It is an arithmetic number, because the mean of its divisors is an integer number (2114100).

Almost surely, 2^40195166 is an apocalyptic number.

40195166 is a deficient number, since it is larger than the sum of its proper divisors (27456034).

40195166 is a wasteful number, since it uses less digits than its factorization.

40195166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 424.

The product of its (nonzero) digits is 6480, while the sum is 32.

The square root of 40195166 is about 6339.9657727783. The cubic root of 40195166 is about 342.5505024362.

The spelling of 40195166 in words is "forty million, one hundred ninety-five thousand, one hundred sixty-six".