66000322 has 16 divisors (see below), whose sum is σ = 101786112. Its totient is φ = 32084640.

The previous prime is 66000299. The next prime is 66000329. The reversal of 66000322 is 22300066.

It is a self number, because there is not a number n which added to its sum of digits gives 66000322.

It is not an unprimeable number, because it can be changed into a prime (66000329) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7183 + ... + 13549.

It is an arithmetic number, because the mean of its divisors is an integer number (6361632).

Almost surely, 2^66000322 is an apocalyptic number.

66000322 is a deficient number, since it is larger than the sum of its proper divisors (35785790).

66000322 is a wasteful number, since it uses less digits than its factorization.

66000322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6513.

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 66000322 is about 8124.0582223418. The cubic root of 66000322 is about 404.1246592729.

Adding to 66000322 its reverse (22300066), we get a palindrome (88300388).

The spelling of 66000322 in words is "sixty-six million, three hundred twenty-two", and thus it is an aban number.