66483219 has 8 divisors (see below), whose sum is σ = 96702912. Its totient is φ = 40292840.

The previous prime is 66483187. The next prime is 66483233. The reversal of 66483219 is 91238466.

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 66483219 - 2⁵ = 66483187 is a prime.

It is a super-2 number, since 2×66483219² = 8840036817203922, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (66483259) 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, 1007289 + ... + 1007354.

It is an arithmetic number, because the mean of its divisors is an integer number (12087864).

Almost surely, 2^66483219 is an apocalyptic number.

66483219 is a deficient number, since it is larger than the sum of its proper divisors (30219693).

66483219 is a wasteful number, since it uses less digits than its factorization.

66483219 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2014657.

The product of its digits is 62208, while the sum is 39.

The square root of 66483219 is about 8153.7242411060. The cubic root of 66483219 is about 405.1078694533.

The spelling of 66483219 in words is "sixty-six million, four hundred eighty-three thousand, two hundred nineteen".