66282458 has 32 divisors (see below), whose sum is σ = 117106560. Its totient is φ = 27818560.

The previous prime is 66282451. The next prime is 66282521. The reversal of 66282458 is 85428266.

It is not an unprimeable number, because it can be changed into a prime (66282451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12416 + ... + 16932.

It is an arithmetic number, because the mean of its divisors is an integer number (3659580).

Almost surely, 2^66282458 is an apocalyptic number.

66282458 is a deficient number, since it is larger than the sum of its proper divisors (50824102).

66282458 is a wasteful number, since it uses less digits than its factorization.

66282458 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4582.

The product of its digits is 184320, while the sum is 41.

The square root of 66282458 is about 8141.4039329835. The cubic root of 66282458 is about 404.6996869354.

The spelling of 66282458 in words is "sixty-six million, two hundred eighty-two thousand, four hundred fifty-eight".