289694966 has 8 divisors (see below), whose sum is σ = 474046344. Its totient is φ = 131679520.

The previous prime is 289694963. The next prime is 289694989. The reversal of 289694966 is 669496982.

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

It is a super-3 number, since 3×289694966³ (a number of 26 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (289694963) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 6583955 + ... + 6583998.

It is an arithmetic number, because the mean of its divisors is an integer number (59255793).

Almost surely, 2^289694966 is an apocalyptic number.

289694966 is a deficient number, since it is larger than the sum of its proper divisors (184351378).

289694966 is a wasteful number, since it uses less digits than its factorization.

289694966 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13167966.

The product of its digits is 10077696, while the sum is 59.

The square root of 289694966 is about 17020.4279029641. The cubic root of 289694966 is about 661.6784384020.

The spelling of 289694966 in words is "two hundred eighty-nine million, six hundred ninety-four thousand, nine hundred sixty-six".