84844918 has 8 divisors (see below), whose sum is σ = 133965720. Its totient is φ = 40189680.

The previous prime is 84844913. The next prime is 84844927. The reversal of 84844918 is 81944848.

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

It is a super-2 number, since 2×84844918² = 14397320220853448, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84844913) by changing a digit.

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, 1116343 + ... + 1116418.

It is an arithmetic number, because the mean of its divisors is an integer number (16745715).

Almost surely, 2^84844918 is an apocalyptic number.

84844918 is a deficient number, since it is larger than the sum of its proper divisors (49120802).

84844918 is a wasteful number, since it uses less digits than its factorization.

84844918 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2232782.

The product of its digits is 294912, while the sum is 46.

The square root of 84844918 is about 9211.1301152464. The cubic root of 84844918 is about 439.4154047653.

The spelling of 84844918 in words is "eighty-four million, eight hundred forty-four thousand, nine hundred eighteen".