1166622214 has 8 divisors (see below), whose sum is σ = 1750132800. Its totient is φ = 583244616.

The previous prime is 1166622199. The next prime is 1166622217. The reversal of 1166622214 is 4122266611.

It is a happy number.

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

It is a super-2 number, since 2×1166622214² = 2722014780396523592, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1166622217) 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 3 ways as a sum of consecutive naturals, for example, 7249 + ... + 48844.

It is an arithmetic number, because the mean of its divisors is an integer number (218766600).

Almost surely, 2^1166622214 is an apocalyptic number.

1166622214 is a deficient number, since it is larger than the sum of its proper divisors (583510586).

1166622214 is a wasteful number, since it uses less digits than its factorization.

1166622214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66494.

The product of its digits is 6912, while the sum is 31.

The square root of 1166622214 is about 34155.8518265904. The cubic root of 1166622214 is about 1052.7132290097.

Adding to 1166622214 its reverse (4122266611), we get a palindrome (5288888825).

The spelling of 1166622214 in words is "one billion, one hundred sixty-six million, six hundred twenty-two thousand, two hundred fourteen".