84224445 has 8 divisors (see below), whose sum is σ = 134759136. Its totient is φ = 44919696.

The previous prime is 84224431. The next prime is 84224467. The reversal of 84224445 is 54442248.

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

It is not a de Polignac number, because 84224445 - 2¹⁵ = 84191677 is a prime.

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 7 ways as a sum of consecutive naturals, for example, 2807467 + ... + 2807496.

It is an arithmetic number, because the mean of its divisors is an integer number (16844892).

Almost surely, 2^84224445 is an apocalyptic number.

It is an amenable number.

84224445 is a deficient number, since it is larger than the sum of its proper divisors (50534691).

84224445 is a wasteful number, since it uses less digits than its factorization.

84224445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5614971.

The product of its digits is 40960, while the sum is 33.

The square root of 84224445 is about 9177.3877002119. The cubic root of 84224445 is about 438.3416310489.

The spelling of 84224445 in words is "eighty-four million, two hundred twenty-four thousand, four hundred forty-five".