486522989 has 2 divisors, whose sum is σ = 486522990. Its totient is φ = 486522988.

The previous prime is 486522977. The next prime is 486523019. The reversal of 486522989 is 989225684.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 438567364 + 47955625 = 20942^2 + 6925^2 .

It is a cyclic number.

It is not a de Polignac number, because 486522989 - 2⁴ = 486522973 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 486522989.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (486522919) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 243261494 + 243261495.

It is an arithmetic number, because the mean of its divisors is an integer number (243261495).

Almost surely, 2^486522989 is an apocalyptic number.

It is an amenable number.

486522989 is a deficient number, since it is larger than the sum of its proper divisors (1).

486522989 is an equidigital number, since it uses as much as digits as its factorization.

486522989 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2488320, while the sum is 53.

The square root of 486522989 is about 22057.2661270612. The cubic root of 486522989 is about 786.5043375157.

The spelling of 486522989 in words is "four hundred eighty-six million, five hundred twenty-two thousand, nine hundred eighty-nine".