485211986 has 8 divisors (see below), whose sum is σ = 831792000. Its totient is φ = 207947988.

The previous prime is 485211983. The next prime is 485211997. The reversal of 485211986 is 689112584.

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

It is not an unprimeable number, because it can be changed into a prime (485211983) 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, 17328986 + ... + 17329013.

It is an arithmetic number, because the mean of its divisors is an integer number (103974000).

Almost surely, 2^485211986 is an apocalyptic number.

485211986 is a deficient number, since it is larger than the sum of its proper divisors (346580014).

485211986 is a wasteful number, since it uses less digits than its factorization.

485211986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34658008.

The product of its digits is 138240, while the sum is 44.

The square root of 485211986 is about 22027.5279139535. The cubic root of 485211986 is about 785.7972540453.

The spelling of 485211986 in words is "four hundred eighty-five million, two hundred eleven thousand, nine hundred eighty-six".