7166090 has 32 divisors (see below), whose sum is σ = 13409280. Its totient is φ = 2755584.

The previous prime is 7166063. The next prime is 7166099. The reversal of 7166090 is 906617.

It is a happy number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (7166099) 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 15 ways as a sum of consecutive naturals, for example, 37034 + ... + 37226.

It is an arithmetic number, because the mean of its divisors is an integer number (419040).

Almost surely, 2^7166090 is an apocalyptic number.

7166090 is a deficient number, since it is larger than the sum of its proper divisors (6243190).

7166090 is a wasteful number, since it uses less digits than its factorization.

7166090 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 326.

The product of its (nonzero) digits is 2268, while the sum is 29.

The square root of 7166090 is about 2676.9553601060. The cubic root of 7166090 is about 192.7942539738.

The spelling of 7166090 in words is "seven million, one hundred sixty-six thousand, ninety".