84655689 has 8 divisors (see below), whose sum is σ = 114303360. Its totient is φ = 55722576.

The previous prime is 84655687. The next prime is 84655717. The reversal of 84655689 is 98655648.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 84655689 - 2¹ = 84655687 is a prime.

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (84655687) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 178362 + ... + 178835.

It is an arithmetic number, because the mean of its divisors is an integer number (14287920).

Almost surely, 2^84655689 is an apocalyptic number.

It is an amenable number.

84655689 is a deficient number, since it is larger than the sum of its proper divisors (29647671).

84655689 is a wasteful number, since it uses less digits than its factorization.

84655689 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 357279.

The product of its digits is 2073600, while the sum is 51.

The square root of 84655689 is about 9200.8526235344. The cubic root of 84655689 is about 439.0884866160.

The spelling of 84655689 in words is "eighty-four million, six hundred fifty-five thousand, six hundred eighty-nine".