89228585 has 4 divisors (see below), whose sum is σ = 107074308. Its totient is φ = 71382864.

The previous prime is 89228567. The next prime is 89228593. The reversal of 89228585 is 58582298.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 38477209 + 50751376 = 6203^2 + 7124^2 .

It is a cyclic number.

It is not a de Polignac number, because 89228585 - 2⁸ = 89228329 is a prime.

It is a super-2 number, since 2×89228585² = 15923480762204450, which contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8922854 + ... + 8922863.

It is an arithmetic number, because the mean of its divisors is an integer number (26768577).

Almost surely, 2^89228585 is an apocalyptic number.

It is an amenable number.

89228585 is a deficient number, since it is larger than the sum of its proper divisors (17845723).

89228585 is a wasteful number, since it uses less digits than its factorization.

89228585 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17845722.

The product of its digits is 460800, while the sum is 47.

The square root of 89228585 is about 9446.0883438596. The cubic root of 89228585 is about 446.8564201446.

The spelling of 89228585 in words is "eighty-nine million, two hundred twenty-eight thousand, five hundred eighty-five".