84654563 has 4 divisors (see below), whose sum is σ = 96748080. Its totient is φ = 72561048.

The previous prime is 84654551. The next prime is 84654571. The reversal of 84654563 is 36545648.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 84654563 - 2⁴ = 84654547 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 84654563.

It is not an unprimeable number, because it can be changed into a prime (84650563) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6046748 + ... + 6046761.

It is an arithmetic number, because the mean of its divisors is an integer number (24187020).

Almost surely, 2^84654563 is an apocalyptic number.

84654563 is a deficient number, since it is larger than the sum of its proper divisors (12093517).

84654563 is a wasteful number, since it uses less digits than its factorization.

84654563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12093516.

The product of its digits is 345600, while the sum is 41.

The square root of 84654563 is about 9200.7914333496. The cubic root of 84654563 is about 439.0865398446.

The spelling of 84654563 in words is "eighty-four million, six hundred fifty-four thousand, five hundred sixty-three".