486665589 has 16 divisors (see below), whose sum is σ = 664093440. Its totient is φ = 316870080.

The previous prime is 486665573. The next prime is 486665593. The reversal of 486665589 is 985566684.

It is a happy number.

It is not a de Polignac number, because 486665589 - 2⁴ = 486665573 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (486665539) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 68379 + ... + 75159.

It is an arithmetic number, because the mean of its divisors is an integer number (41505840).

Almost surely, 2^486665589 is an apocalyptic number.

It is an amenable number.

486665589 is a deficient number, since it is larger than the sum of its proper divisors (177427851).

486665589 is a wasteful number, since it uses less digits than its factorization.

486665589 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7340.

The product of its digits is 12441600, while the sum is 57.

The square root of 486665589 is about 22060.4983851227. The cubic root of 486665589 is about 786.5811715436.

The spelling of 486665589 in words is "four hundred eighty-six million, six hundred sixty-five thousand, five hundred eighty-nine".