1165680222 has 16 divisors (see below), whose sum is σ = 2664412032. Its totient is φ = 333051480.

The previous prime is 1165680221. The next prime is 1165680233. The reversal of 1165680222 is 2220865611.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1165680221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13877104 + ... + 13877187.

It is an arithmetic number, because the mean of its divisors is an integer number (166525752).

Almost surely, 2^1165680222 is an apocalyptic number.

1165680222 is an abundant number, since it is smaller than the sum of its proper divisors (1498731810).

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

1165680222 is a wasteful number, since it uses less digits than its factorization.

1165680222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27754303.

The product of its (nonzero) digits is 11520, while the sum is 33.

The square root of 1165680222 is about 34142.0594282184. The cubic root of 1165680222 is about 1052.4298140788.

The spelling of 1165680222 in words is "one billion, one hundred sixty-five million, six hundred eighty thousand, two hundred twenty-two".