84698 has 4 divisors (see below), whose sum is σ = 127050. Its totient is φ = 42348.

The previous prime is 84697. The next prime is 84701. The reversal of 84698 is 89648.

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

It can be written as a sum of positive squares in only one way, i.e., 49729 + 34969 = 223^2 + 187^2 .

It is an Ulam number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 84698.

It is not an unprimeable number, because it can be changed into a prime (84691) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21173 + ... + 21176.

2⁸⁴⁶⁹⁸ is an apocalyptic number.

84698 is a deficient number, since it is larger than the sum of its proper divisors (42352).

84698 is a wasteful number, since it uses less digits than its factorization.

84698 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42351.

The product of its digits is 13824, while the sum is 35.

The square root of 84698 is about 291.0292081562. The cubic root of 84698 is about 43.9161626724.

Subtracting 84698 from its reverse (89648), we obtain a triangular number (4950 = T₉₉).

The spelling of 84698 in words is "eighty-four thousand, six hundred ninety-eight".