486056789 has 4 divisors (see below), whose sum is σ = 487179756. Its totient is φ = 484933824.

The previous prime is 486056777. The next prime is 486056801. The reversal of 486056789 is 987650684.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (486056777) and next prime (486056801).

It can be written as a sum of positive squares in 2 ways, for example, as 60996100 + 425060689 = 7810^2 + 20617^2 .

It is a cyclic number.

It is not a de Polignac number, because 486056789 - 2⁴ = 486056773 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 486056789.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (486056759) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 560834 + ... + 561699.

It is an arithmetic number, because the mean of its divisors is an integer number (121794939).

Almost surely, 2^486056789 is an apocalyptic number.

It is an amenable number.

486056789 is a deficient number, since it is larger than the sum of its proper divisors (1122967).

486056789 is a wasteful number, since it uses less digits than its factorization.

486056789 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1122966.

The product of its (nonzero) digits is 2903040, while the sum is 53.

The square root of 486056789 is about 22046.6956481011. The cubic root of 486056789 is about 786.2530403792.

The spelling of 486056789 in words is "four hundred eighty-six million, fifty-six thousand, seven hundred eighty-nine".