84982447 has 16 divisors (see below), whose sum is σ = 97189632. Its totient is φ = 73553920.

The previous prime is 84982427. The next prime is 84982453. The reversal of 84982447 is 74428948.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-84982447 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 84982397 and 84982406.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84982427) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 64368 + ... + 65674.

It is an arithmetic number, because the mean of its divisors is an integer number (6074352).

Almost surely, 2^84982447 is an apocalyptic number.

84982447 is a deficient number, since it is larger than the sum of its proper divisors (12207185).

84982447 is a wasteful number, since it uses less digits than its factorization.

84982447 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1598.

The product of its digits is 516096, while the sum is 46.

The square root of 84982447 is about 9218.5924630607. The cubic root of 84982447 is about 439.6526994259.

The spelling of 84982447 in words is "eighty-four million, nine hundred eighty-two thousand, four hundred forty-seven".