84984255 has 16 divisors (see below), whose sum is σ = 151083360. Its totient is φ = 45324864.

The previous prime is 84984247. The next prime is 84984271. The reversal of 84984255 is 55248948.

It is not a de Polignac number, because 84984255 - 2³ = 84984247 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 84984255.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 314622 + ... + 314891.

It is an arithmetic number, because the mean of its divisors is an integer number (9442710).

Almost surely, 2^84984255 is an apocalyptic number.

84984255 is a deficient number, since it is larger than the sum of its proper divisors (66099105).

84984255 is a wasteful number, since it uses less digits than its factorization.

84984255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 629527 (or 629521 counting only the distinct ones).

The product of its digits is 460800, while the sum is 45.

The square root of 84984255 is about 9218.6905252319. The cubic root of 84984255 is about 439.6558172715.

The spelling of 84984255 in words is "eighty-four million, nine hundred eighty-four thousand, two hundred fifty-five".