66322162 has 4 divisors (see below), whose sum is σ = 99483246. Its totient is φ = 33161080.

The previous prime is 66322121. The next prime is 66322163. The reversal of 66322162 is 26122366.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 64496961 + 1825201 = 8031^2 + 1351^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 66322162.

It is not an unprimeable number, because it can be changed into a prime (66322163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16580539 + ... + 16580542.

Almost surely, 2^66322162 is an apocalyptic number.

66322162 is a deficient number, since it is larger than the sum of its proper divisors (33161084).

66322162 is a wasteful number, since it uses less digits than its factorization.

66322162 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33161083.

The product of its digits is 5184, while the sum is 28.

The square root of 66322162 is about 8143.8419680149. The cubic root of 66322162 is about 404.7804774873.

The spelling of 66322162 in words is "sixty-six million, three hundred twenty-two thousand, one hundred sixty-two".