1165222 has 8 divisors (see below), whose sum is σ = 1776672. Its totient is φ = 573000.

The previous prime is 1165217. The next prime is 1165223. The reversal of 1165222 is 2225611.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 1165222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1165223) 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 3 ways as a sum of consecutive naturals, for example, 4654 + ... + 4897.

It is an arithmetic number, because the mean of its divisors is an integer number (222084).

2^1165222 is an apocalyptic number.

1165222 is a deficient number, since it is larger than the sum of its proper divisors (611450).

1165222 is an equidigital number, since it uses as much as digits as its factorization.

1165222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9614.

The product of its digits is 240, while the sum is 19.

The square root of 1165222 is about 1079.4544918615. The cubic root of 1165222 is about 105.2291894694.

The spelling of 1165222 in words is "one million, one hundred sixty-five thousand, two hundred twenty-two".