66634014 has 8 divisors (see below), whose sum is σ = 133268040. Its totient is φ = 22211336.

The previous prime is 66633991. The next prime is 66634027. The reversal of 66634014 is 41043666.

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

66634014 is an admirable number.

It is a congruent number.

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, 5552829 + ... + 5552840.

It is an arithmetic number, because the mean of its divisors is an integer number (16658505).

Almost surely, 2^66634014 is an apocalyptic number.

66634014 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

66634014 is a wasteful number, since it uses less digits than its factorization.

66634014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11105674.

The product of its (nonzero) digits is 10368, while the sum is 30.

The square root of 66634014 is about 8162.9660050744. The cubic root of 66634014 is about 405.4139221891.

The spelling of 66634014 in words is "sixty-six million, six hundred thirty-four thousand, fourteen".