84422255 has 8 divisors (see below), whose sum is σ = 107266032. Its totient is φ = 63564928.

The previous prime is 84422249. The next prime is 84422257. The reversal of 84422255 is 55222448.

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 84422255 - 2¹⁶ = 84356719 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84422257) 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 7 ways as a sum of consecutive naturals, for example, 496517 + ... + 496686.

It is an arithmetic number, because the mean of its divisors is an integer number (13408254).

Almost surely, 2^84422255 is an apocalyptic number.

84422255 is a gapful number since it is divisible by the number (85) formed by its first and last digit.

84422255 is a deficient number, since it is larger than the sum of its proper divisors (22843777).

84422255 is a wasteful number, since it uses less digits than its factorization.

84422255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 993225.

The product of its digits is 25600, while the sum is 32.

The square root of 84422255 is about 9188.1584117820. The cubic root of 84422255 is about 438.6845266110.

The spelling of 84422255 in words is "eighty-four million, four hundred twenty-two thousand, two hundred fifty-five".