39166147 has 12 divisors (see below), whose sum is σ = 42329160. Its totient is φ = 36221696.

The previous prime is 39166133. The next prime is 39166151. The reversal of 39166147 is 74166193.

It is not a de Polignac number, because 39166147 - 2⁷ = 39166019 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (39166157) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15903 + ... + 18199.

It is an arithmetic number, because the mean of its divisors is an integer number (3527430).

Almost surely, 2^39166147 is an apocalyptic number.

39166147 is a deficient number, since it is larger than the sum of its proper divisors (3163013).

39166147 is a wasteful number, since it uses less digits than its factorization.

39166147 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2390 (or 2373 counting only the distinct ones).

The product of its digits is 27216, while the sum is 37.

The square root of 39166147 is about 6258.2862670223. The cubic root of 39166147 is about 339.6020343681.

The spelling of 39166147 in words is "thirty-nine million, one hundred sixty-six thousand, one hundred forty-seven".