66476414 has 8 divisors (see below), whose sum is σ = 100835280. Its totient is φ = 32864656.

The previous prime is 66476411. The next prime is 66476419. The reversal of 66476414 is 41467466.

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

It is a super-3 number, since 3×66476414³ (a number of 24 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66476411) 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, 186554 + ... + 186909.

It is an arithmetic number, because the mean of its divisors is an integer number (12604410).

Almost surely, 2^66476414 is an apocalyptic number.

66476414 is a deficient number, since it is larger than the sum of its proper divisors (34358866).

66476414 is a wasteful number, since it uses less digits than its factorization.

66476414 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 373554.

The product of its digits is 96768, while the sum is 38.

The square root of 66476414 is about 8153.3069364522. The cubic root of 66476414 is about 405.0940471527.

The spelling of 66476414 in words is "sixty-six million, four hundred seventy-six thousand, four hundred fourteen".