1066442214 has 8 divisors (see below), whose sum is σ = 2132884440. Its totient is φ = 355480736.

The previous prime is 1066442189. The next prime is 1066442227. The reversal of 1066442214 is 4122446601.

It is a happy number.

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

1066442214 is an admirable number.

It is a super-2 number, since 2×1066442214² = 2274597991602443592, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 88870179 + ... + 88870190.

It is an arithmetic number, because the mean of its divisors is an integer number (266610555).

Almost surely, 2^1066442214 is an apocalyptic number.

1066442214 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1066442214 is a wasteful number, since it uses less digits than its factorization.

1066442214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 177740374.

The product of its (nonzero) digits is 9216, while the sum is 30.

The square root of 1066442214 is about 32656.4268406695. The cubic root of 1066442214 is about 1021.6742380825.

Adding to 1066442214 its reverse (4122446601), we get a palindrome (5188888815).

The spelling of 1066442214 in words is "one billion, sixty-six million, four hundred forty-two thousand, two hundred fourteen".