667289282 has 16 divisors (see below), whose sum is σ = 1092370752. Its totient is φ = 303190320.

The previous prime is 667289279. The next prime is 667289297. The reversal of 667289282 is 282982766.

It is a self number, because there is not a number n which added to its sum of digits gives 667289282.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 70643 + ... + 79529.

It is an arithmetic number, because the mean of its divisors is an integer number (68273172).

Almost surely, 2^667289282 is an apocalyptic number.

667289282 is a deficient number, since it is larger than the sum of its proper divisors (425081470).

667289282 is a wasteful number, since it uses less digits than its factorization.

667289282 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12313.

The product of its digits is 1161216, while the sum is 50.

The square root of 667289282 is about 25831.9430550627. The cubic root of 667289282 is about 873.8523324155.

The spelling of 667289282 in words is "six hundred sixty-seven million, two hundred eighty-nine thousand, two hundred eighty-two".