84885019 has 8 divisors (see below), whose sum is σ = 88791552. Its totient is φ = 80996520.

The previous prime is 84885007. The next prime is 84885023. The reversal of 84885019 is 91058848.

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

It is a cyclic number.

It is not a de Polignac number, because 84885019 - 2⁹ = 84884507 is a prime.

It is a super-2 number, since 2×84885019² = 14410932901260722, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (84885049) 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, 5632 + ... + 14194.

It is an arithmetic number, because the mean of its divisors is an integer number (11098944).

Almost surely, 2^84885019 is an apocalyptic number.

84885019 is a deficient number, since it is larger than the sum of its proper divisors (3906533).

84885019 is a wasteful number, since it uses less digits than its factorization.

84885019 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9017.

The product of its (nonzero) digits is 92160, while the sum is 43.

The square root of 84885019 is about 9213.3066268306. The cubic root of 84885019 is about 439.4846221177.

The spelling of 84885019 in words is "eighty-four million, eight hundred eighty-five thousand, nineteen".