66734414 has 8 divisors (see below), whose sum is σ = 100203480. Its totient is φ = 33333256.

The previous prime is 66734411. The next prime is 66734449. The reversal of 66734414 is 41443766.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66734411) 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, 14444 + ... + 18495.

It is an arithmetic number, because the mean of its divisors is an integer number (12525435).

Almost surely, 2^66734414 is an apocalyptic number.

66734414 is a deficient number, since it is larger than the sum of its proper divisors (33469066).

66734414 is a wasteful number, since it uses less digits than its factorization.

66734414 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33954.

The product of its digits is 48384, while the sum is 35.

The square root of 66734414 is about 8169.1134157875. The cubic root of 66734414 is about 405.6174375273.

The spelling of 66734414 in words is "sixty-six million, seven hundred thirty-four thousand, four hundred fourteen".