66324022 has 16 divisors (see below), whose sum is σ = 105398640. Its totient is φ = 31213728.

The previous prime is 66323981. The next prime is 66324023. The reversal of 66324022 is 22042366.

It is a happy number.

66324022 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66324023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 408 + ... + 11524.

It is an arithmetic number, because the mean of its divisors is an integer number (6587415).

Almost surely, 2^66324022 is an apocalyptic number.

66324022 is a deficient number, since it is larger than the sum of its proper divisors (39074618).

66324022 is a wasteful number, since it uses less digits than its factorization.

66324022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11295.

The product of its (nonzero) digits is 3456, while the sum is 25.

The square root of 66324022 is about 8143.9561639292. The cubic root of 66324022 is about 404.7842614645.

Adding to 66324022 its reverse (22042366), we get a palindrome (88366388).

The spelling of 66324022 in words is "sixty-six million, three hundred twenty-four thousand, twenty-two".