166867382 has 16 divisors (see below), whose sum is σ = 274869504. Its totient is φ = 75345000.

The previous prime is 166867357. The next prime is 166867397. The reversal of 166867382 is 283768661.

It is a congruent 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, 21794 + ... + 28437.

It is an arithmetic number, because the mean of its divisors is an integer number (17179344).

Almost surely, 2^166867382 is an apocalyptic number.

166867382 is a deficient number, since it is larger than the sum of its proper divisors (108002122).

166867382 is a wasteful number, since it uses less digits than its factorization.

166867382 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50395.

The product of its digits is 580608, while the sum is 47.

The square root of 166867382 is about 12917.7158197570. The cubic root of 166867382 is about 550.5420353355.

The spelling of 166867382 in words is "one hundred sixty-six million, eight hundred sixty-seven thousand, three hundred eighty-two".