66043122 has 16 divisors (see below), whose sum is σ = 132471072. Its totient is φ = 21950240.

The previous prime is 66043111. The next prime is 66043157. The reversal of 66043122 is 22134066.

It is a junction number, because it is equal to n+sod(n) for n = 66043092 and 66043101.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13779 + ... + 17942.

It is an arithmetic number, because the mean of its divisors is an integer number (8279442).

Almost surely, 2^66043122 is an apocalyptic number.

66043122 is an abundant number, since it is smaller than the sum of its proper divisors (66427950).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

66043122 is a wasteful number, since it uses less digits than its factorization.

66043122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32073.

The product of its (nonzero) digits is 1728, while the sum is 24.

The square root of 66043122 is about 8126.6919469117. The cubic root of 66043122 is about 404.2119962101.

Adding to 66043122 its reverse (22134066), we get a palindrome (88177188).

The spelling of 66043122 in words is "sixty-six million, forty-three thousand, one hundred twenty-two".