84077227 has 4 divisors (see below), whose sum is σ = 90544720. Its totient is φ = 77609736.

The previous prime is 84077221. The next prime is 84077233. The reversal of 84077227 is 72277048.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (84077221) and next prime (84077233).

It is a cyclic number.

It is not a de Polignac number, because 84077227 - 2⁷ = 84077099 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (84077221) 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, 3233727 + ... + 3233752.

It is an arithmetic number, because the mean of its divisors is an integer number (22636180).

Almost surely, 2^84077227 is an apocalyptic number.

84077227 is a deficient number, since it is larger than the sum of its proper divisors (6467493).

84077227 is a wasteful number, since it uses less digits than its factorization.

84077227 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6467492.

The product of its (nonzero) digits is 43904, while the sum is 37.

The square root of 84077227 is about 9169.3635002654. The cubic root of 84077227 is about 438.0860860240.

The spelling of 84077227 in words is "eighty-four million, seventy-seven thousand, two hundred twenty-seven".