66106622 has 8 divisors (see below), whose sum is σ = 100640136. Its totient is φ = 32559912.

The previous prime is 66106613. The next prime is 66106627. The reversal of 66106622 is 22660166.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66106627) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 246533 + ... + 246800.

It is an arithmetic number, because the mean of its divisors is an integer number (12580017).

Almost surely, 2^66106622 is an apocalyptic number.

66106622 is a deficient number, since it is larger than the sum of its proper divisors (34533514).

66106622 is a wasteful number, since it uses less digits than its factorization.

66106622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 493402.

The product of its (nonzero) digits is 5184, while the sum is 29.

The square root of 66106622 is about 8130.5978869945. The cubic root of 66106622 is about 404.3415037148.

Adding to 66106622 its reverse (22660166), we get a palindrome (88766788).

The spelling of 66106622 in words is "sixty-six million, one hundred six thousand, six hundred twenty-two".