84585145 has 32 divisors (see below), whose sum is σ = 110403072. Its totient is φ = 62042112.

The previous prime is 84585121. The next prime is 84585161. The reversal of 84585145 is 54158548.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 84585145 - 2¹³ = 84576953 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 84585098 and 84585107.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 438169 + ... + 438361.

It is an arithmetic number, because the mean of its divisors is an integer number (3450096).

Almost surely, 2^84585145 is an apocalyptic number.

It is an amenable number.

84585145 is a deficient number, since it is larger than the sum of its proper divisors (25817927).

84585145 is a wasteful number, since it uses less digits than its factorization.

84585145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 361.

The product of its digits is 128000, while the sum is 40.

The square root of 84585145 is about 9197.0182668080. The cubic root of 84585145 is about 438.9664878606.

The spelling of 84585145 in words is "eighty-four million, five hundred eighty-five thousand, one hundred forty-five".