4528589085 has 12 divisors (see below), whose sum is σ = 7849554492. Its totient is φ = 2415247488.

The previous prime is 4528589059. The next prime is 4528589099. The reversal of 4528589085 is 5809858254.

It is a happy number.

4528589085 is a `hidden beast` number, since 4 + 52 + 8 + 589 + 0 + 8 + 5 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 3522303801 + 1006285284 = 59349^2 + 31722^2 .

It is not a de Polignac number, because 4528589085 - 2¹² = 4528584989 is a prime.

It is a super-2 number, since 2×4528589085² = 41016238201562274450, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 50317612 + ... + 50317701.

It is an arithmetic number, because the mean of its divisors is an integer number (654129541).

Almost surely, 2^4528589085 is an apocalyptic number.

4528589085 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

4528589085 is a deficient number, since it is larger than the sum of its proper divisors (3320965407).

4528589085 is a wasteful number, since it uses less digits than its factorization.

4528589085 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100635324 (or 100635321 counting only the distinct ones).

The product of its (nonzero) digits is 4608000, while the sum is 54.

The square root of 4528589085 is about 67294.7924062479. The cubic root of 4528589085 is about 1654.4525085777.

The spelling of 4528589085 in words is "four billion, five hundred twenty-eight million, five hundred eighty-nine thousand, eighty-five".