84566498 has 16 divisors (see below), whose sum is σ = 128943360. Its totient is φ = 41589600.

The previous prime is 84566491. The next prime is 84566513. The reversal of 84566498 is 89466548.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (84566491) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 48278 + ... + 49998.

It is an arithmetic number, because the mean of its divisors is an integer number (8058960).

Almost surely, 2^84566498 is an apocalyptic number.

84566498 is a deficient number, since it is larger than the sum of its proper divisors (44376862).

84566498 is a wasteful number, since it uses less digits than its factorization.

84566498 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2113.

The product of its digits is 1658880, while the sum is 50.

The square root of 84566498 is about 9196.0044584591. The cubic root of 84566498 is about 438.9342284149.

Adding to 84566498 its sum of digits (50), we get a palindrome (84566548).

The spelling of 84566498 in words is "eighty-four million, five hundred sixty-six thousand, four hundred ninety-eight".