66062212 has 12 divisors (see below), whose sum is σ = 116037376. Its totient is φ = 32908680.

The previous prime is 66062167. The next prime is 66062219. The reversal of 66062212 is 21226066.

It is not an unprimeable number, because it can be changed into a prime (66062219) 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, 29388 + ... + 31555.

Almost surely, 2^66062212 is an apocalyptic number.

It is an amenable number.

66062212 is a deficient number, since it is larger than the sum of its proper divisors (49975164).

66062212 is a wasteful number, since it uses less digits than its factorization.

66062212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61218 (or 61216 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 66062212 is about 8127.8663866971. The cubic root of 66062212 is about 404.2509387647.

Adding to 66062212 its reverse (21226066), we get a palindrome (87288278).

The spelling of 66062212 in words is "sixty-six million, sixty-two thousand, two hundred twelve".