66674333 has 8 divisors (see below), whose sum is σ = 74701920. Its totient is φ = 58974480.

The previous prime is 66674329. The next prime is 66674351. The reversal of 66674333 is 33347666.

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

It is a cyclic number.

It is not a de Polignac number, because 66674333 - 2² = 66674329 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66674303) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 81503 + ... + 82316.

It is an arithmetic number, because the mean of its divisors is an integer number (9337740).

Almost surely, 2^66674333 is an apocalyptic number.

It is an amenable number.

66674333 is a deficient number, since it is larger than the sum of its proper divisors (8027587).

66674333 is a wasteful number, since it uses less digits than its factorization.

66674333 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163867.

The product of its digits is 163296, while the sum is 38.

The square root of 66674333 is about 8165.4352609031. The cubic root of 66674333 is about 405.4956751718.

The spelling of 66674333 in words is "sixty-six million, six hundred seventy-four thousand, three hundred thirty-three".