84224458 has 8 divisors (see below), whose sum is σ = 130412160. Its totient is φ = 40753740.

The previous prime is 84224431. The next prime is 84224467. The reversal of 84224458 is 85442248.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 679168 + ... + 679291.

It is an arithmetic number, because the mean of its divisors is an integer number (16301520).

Almost surely, 2^84224458 is an apocalyptic number.

84224458 is a deficient number, since it is larger than the sum of its proper divisors (46187702).

84224458 is a wasteful number, since it uses less digits than its factorization.

84224458 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1358492.

The product of its digits is 81920, while the sum is 37.

The square root of 84224458 is about 9177.3884084744. The cubic root of 84224458 is about 438.3416536015.

It can be divided in two parts, 8422 and 4458, that added together give a triangular number (12880 = T₁₆₀).

The spelling of 84224458 in words is "eighty-four million, two hundred twenty-four thousand, four hundred fifty-eight".