66735106 has 8 divisors (see below), whose sum is σ = 105371280. Its totient is φ = 31611348.

The previous prime is 66735103. The next prime is 66735131. The reversal of 66735106 is 60153766.

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 (66735103) 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, 878056 + ... + 878131.

It is an arithmetic number, because the mean of its divisors is an integer number (13171410).

Almost surely, 2^66735106 is an apocalyptic number.

66735106 is a deficient number, since it is larger than the sum of its proper divisors (38636174).

66735106 is a wasteful number, since it uses less digits than its factorization.

66735106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1756208.

The product of its (nonzero) digits is 22680, while the sum is 34.

The square root of 66735106 is about 8169.1557703351. The cubic root of 66735106 is about 405.6188395341.

The spelling of 66735106 in words is "sixty-six million, seven hundred thirty-five thousand, one hundred six".