7166386 has 16 divisors (see below), whose sum is σ = 11358144. Its totient is φ = 3384304.

The previous prime is 7166377. The next prime is 7166389. The reversal of 7166386 is 6836617.

It is not an unprimeable number, because it can be changed into a prime (7166389) 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 7 ways as a sum of consecutive naturals, for example, 2880 + ... + 4756.

It is an arithmetic number, because the mean of its divisors is an integer number (709884).

Almost surely, 2^7166386 is an apocalyptic number.

7166386 is a deficient number, since it is larger than the sum of its proper divisors (4191758).

7166386 is a wasteful number, since it uses less digits than its factorization.

7166386 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1985.

The product of its digits is 36288, while the sum is 37.

The square root of 7166386 is about 2677.0106462246. The cubic root of 7166386 is about 192.7969084346.

The spelling of 7166386 in words is "seven million, one hundred sixty-six thousand, three hundred eighty-six".