7229166 has 48 divisors (see below), whose sum is σ = 17116416. Its totient is φ = 2029104.

The previous prime is 7229143. The next prime is 7229191. The reversal of 7229166 is 6619227.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 19515 + ... + 19881.

It is an arithmetic number, because the mean of its divisors is an integer number (356592).

Almost surely, 2^7229166 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 7229166, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8558208).

7229166 is an abundant number, since it is smaller than the sum of its proper divisors (9887250).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

7229166 is a wasteful number, since it uses less digits than its factorization.

7229166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 453 (or 446 counting only the distinct ones).

The product of its digits is 9072, while the sum is 33.

The square root of 7229166 is about 2688.7108435085. The cubic root of 7229166 is about 193.3582614177.

The spelling of 7229166 in words is "seven million, two hundred twenty-nine thousand, one hundred sixty-six".