66534202 has 8 divisors (see below), whose sum is σ = 114058656. Its totient is φ = 28514652.

The previous prime is 66534163. The next prime is 66534203. The reversal of 66534202 is 20243566.

It is a happy number.

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

It is not an unprimeable number, because it can be changed into a prime (66534203) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2376208 + ... + 2376235.

It is an arithmetic number, because the mean of its divisors is an integer number (14257332).

Almost surely, 2^66534202 is an apocalyptic number.

66534202 is a deficient number, since it is larger than the sum of its proper divisors (47524454).

66534202 is a wasteful number, since it uses less digits than its factorization.

66534202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4752452.

The product of its (nonzero) digits is 8640, while the sum is 28.

The square root of 66534202 is about 8156.8500047506. The cubic root of 66534202 is about 405.2113960154.

Adding to 66534202 its reverse (20243566), we get a palindrome (86777768).

The spelling of 66534202 in words is "sixty-six million, five hundred thirty-four thousand, two hundred two".