489746167 has 4 divisors (see below), whose sum is σ = 489804136. Its totient is φ = 489688200.

The previous prime is 489746161. The next prime is 489746177. The reversal of 489746167 is 761647984.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 489746167 - 2⁷ = 489746039 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 (489746161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13584 + ... + 34117.

It is an arithmetic number, because the mean of its divisors is an integer number (122451034).

Almost surely, 2^489746167 is an apocalyptic number.

489746167 is a deficient number, since it is larger than the sum of its proper divisors (57969).

489746167 is a wasteful number, since it uses less digits than its factorization.

489746167 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57968.

The product of its digits is 2032128, while the sum is 52.

The square root of 489746167 is about 22130.2093754216. The cubic root of 489746167 is about 788.2373599978.

The spelling of 489746167 in words is "four hundred eighty-nine million, seven hundred forty-six thousand, one hundred sixty-seven".