84227115 has 16 divisors (see below), whose sum is σ = 154015488. Its totient is φ = 38503776.

The previous prime is 84227111. The next prime is 84227119. The reversal of 84227115 is 51172248.

It is an interprime number because it is at equal distance from previous prime (84227111) and next prime (84227119).

It is not a de Polignac number, because 84227115 - 2² = 84227111 is a prime.

It is not an unprimeable number, because it can be changed into a prime (84227111) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 400977 + ... + 401186.

It is an arithmetic number, because the mean of its divisors is an integer number (9625968).

Almost surely, 2^84227115 is an apocalyptic number.

84227115 is a deficient number, since it is larger than the sum of its proper divisors (69788373).

84227115 is a wasteful number, since it uses less digits than its factorization.

84227115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 802178.

The product of its digits is 4480, while the sum is 30.

The square root of 84227115 is about 9177.5331652901. The cubic root of 84227115 is about 438.3462629575.

The spelling of 84227115 in words is "eighty-four million, two hundred twenty-seven thousand, one hundred fifteen".