66707002 has 8 divisors (see below), whose sum is σ = 100732500. Its totient is φ = 33129504.

The previous prime is 66706987. The next prime is 66707027. The reversal of 66707002 is 20070766.

It can be written as a sum of positive squares in 2 ways, for example, as 49575681 + 17131321 = 7041^2 + 4139^2 .

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

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, 111627 + ... + 112222.

Almost surely, 2^66707002 is an apocalyptic number.

66707002 is a deficient number, since it is larger than the sum of its proper divisors (34025498).

66707002 is a wasteful number, since it uses less digits than its factorization.

66707002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 224000.

The product of its (nonzero) digits is 3528, while the sum is 28.

The square root of 66707002 is about 8167.4354604123. The cubic root of 66707002 is about 405.5618924331.

Adding to 66707002 its reverse (20070766), we get a palindrome (86777768).

The spelling of 66707002 in words is "sixty-six million, seven hundred seven thousand, two".