66302030 has 8 divisors (see below), whose sum is σ = 119343672. Its totient is φ = 26520808.

The previous prime is 66302029. The next prime is 66302051. The reversal of 66302030 is 3020366.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 66301993 and 66302011.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3315092 + ... + 3315111.

It is an arithmetic number, because the mean of its divisors is an integer number (14917959).

Almost surely, 2^66302030 is an apocalyptic number.

66302030 is a deficient number, since it is larger than the sum of its proper divisors (53041642).

66302030 is a wasteful number, since it uses less digits than its factorization.

66302030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6630210.

The product of its (nonzero) digits is 648, while the sum is 20.

The square root of 66302030 is about 8142.6058482528. The cubic root of 66302030 is about 404.7395164922.

Adding to 66302030 its reverse (3020366), we get a palindrome (69322396).

It can be divided in two parts, 6 and 6302030, that added together give a palindrome (6302036).

The spelling of 66302030 in words is "sixty-six million, three hundred two thousand, thirty".