66322634 has 16 divisors (see below), whose sum is σ = 113832000. Its totient is φ = 28389984.

The previous prime is 66322583. The next prime is 66322651. The reversal of 66322634 is 43622366.

It is a self number, because there is not a number n which added to its sum of digits gives 66322634.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 11942 + ... + 16590.

It is an arithmetic number, because the mean of its divisors is an integer number (7114500).

Almost surely, 2^66322634 is an apocalyptic number.

66322634 is a deficient number, since it is larger than the sum of its proper divisors (47509366).

66322634 is a wasteful number, since it uses less digits than its factorization.

66322634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5677.

The product of its digits is 31104, while the sum is 32.

The square root of 66322634 is about 8143.8709469146. The cubic root of 66322634 is about 404.7814377291.

The spelling of 66322634 in words is "sixty-six million, three hundred twenty-two thousand, six hundred thirty-four".