84517648 has 30 divisors (see below), whose sum is σ = 166615514. Its totient is φ = 41524992.

The previous prime is 84517639. The next prime is 84517649. The reversal of 84517648 is 84671548.

It can be written as a sum of positive squares in 3 ways, for example, as 831744 + 83685904 = 912^2 + 9148^2 .

It is not an unprimeable number, because it can be changed into a prime (84517649) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 314058 + ... + 314326.

Almost surely, 2^84517648 is an apocalyptic number.

It is an amenable number.

84517648 is a deficient number, since it is larger than the sum of its proper divisors (82097866).

84517648 is an equidigital number, since it uses as much as digits as its factorization.

84517648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 619 (or 344 counting only the distinct ones).

The product of its digits is 215040, while the sum is 43.

The square root of 84517648 is about 9193.3480299617. The cubic root of 84517648 is about 438.8496950692.

The spelling of 84517648 in words is "eighty-four million, five hundred seventeen thousand, six hundred forty-eight".