84227671 has 4 divisors (see below), whose sum is σ = 91884744. Its totient is φ = 76570600.

The previous prime is 84227659. The next prime is 84227677. The reversal of 84227671 is 17672248.

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

It is a cyclic number.

It is not a de Polignac number, because 84227671 - 2⁹ = 84227159 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 84227671.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84227677) 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, 3828520 + ... + 3828541.

It is an arithmetic number, because the mean of its divisors is an integer number (22971186).

Almost surely, 2^84227671 is an apocalyptic number.

84227671 is a deficient number, since it is larger than the sum of its proper divisors (7657073).

84227671 is a wasteful number, since it uses less digits than its factorization.

84227671 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7657072.

The product of its digits is 37632, while the sum is 37.

The square root of 84227671 is about 9177.5634566044. The cubic root of 84227671 is about 438.3472274925.

The spelling of 84227671 in words is "eighty-four million, two hundred twenty-seven thousand, six hundred seventy-one".