66008414 has 8 divisors (see below), whose sum is σ = 99055440. Its totient is φ = 32989936.

The previous prime is 66008389. The next prime is 66008417. The reversal of 66008414 is 41480066.

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

It is a super-2 number, since 2×66008414² = 8714221437590792, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66008417) 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, 122 + ... + 11490.

It is an arithmetic number, because the mean of its divisors is an integer number (12381930).

Almost surely, 2^66008414 is an apocalyptic number.

66008414 is a deficient number, since it is larger than the sum of its proper divisors (33047026).

66008414 is a wasteful number, since it uses less digits than its factorization.

66008414 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14274.

The product of its (nonzero) digits is 4608, while the sum is 29.

The square root of 66008414 is about 8124.5562340352. The cubic root of 66008414 is about 404.1411745616.

The spelling of 66008414 in words is "sixty-six million, eight thousand, four hundred fourteen".