84989846 has 8 divisors (see below), whose sum is σ = 129890304. Its totient is φ = 41693080.

The previous prime is 84989837. The next prime is 84989867. The reversal of 84989846 is 64898948.

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

It is a junction number, because it is equal to n+sod(n) for n = 84989791 and 84989800.

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 3 ways as a sum of consecutive naturals, for example, 400790 + ... + 401001.

It is an arithmetic number, because the mean of its divisors is an integer number (16236288).

Almost surely, 2^84989846 is an apocalyptic number.

84989846 is a deficient number, since it is larger than the sum of its proper divisors (44900458).

84989846 is a wasteful number, since it uses less digits than its factorization.

84989846 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 801846.

The product of its digits is 3981312, while the sum is 56.

The square root of 84989846 is about 9218.9937628789. The cubic root of 84989846 is about 439.6654585153.

The spelling of 84989846 in words is "eighty-four million, nine hundred eighty-nine thousand, eight hundred forty-six".