66435002 has 4 divisors (see below), whose sum is σ = 99652506. Its totient is φ = 33217500.

The previous prime is 66434993. The next prime is 66435007. The reversal of 66435002 is 20053466.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 51681721 + 14753281 = 7189^2 + 3841^2 .

It is a plaindrome in base 11.

It is not an unprimeable number, because it can be changed into a prime (66435007) by changing a digit.

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 as a sum of consecutive naturals, namely, 16608749 + ... + 16608752.

Almost surely, 2^66435002 is an apocalyptic number.

66435002 is a deficient number, since it is larger than the sum of its proper divisors (33217504).

66435002 is a wasteful number, since it uses less digits than its factorization.

66435002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33217503.

The product of its (nonzero) digits is 4320, while the sum is 26.

The square root of 66435002 is about 8150.7669577777. The cubic root of 66435002 is about 405.0099108483.

Adding to 66435002 its reverse (20053466), we get a palindrome (86488468).

The spelling of 66435002 in words is "sixty-six million, four hundred thirty-five thousand, two".