84214147 has 2 divisors, whose sum is σ = 84214148. Its totient is φ = 84214146.

The previous prime is 84214127. The next prime is 84214153. The reversal of 84214147 is 74141248.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 84214147 - 2⁷ = 84214019 is a prime.

It is a Chen prime.

It is equal to p_4900738 and since 84214147 and 4900738 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (84214127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42107073 + 42107074.

It is an arithmetic number, because the mean of its divisors is an integer number (42107074).

Almost surely, 2^84214147 is an apocalyptic number.

84214147 is a deficient number, since it is larger than the sum of its proper divisors (1).

84214147 is an equidigital number, since it uses as much as digits as its factorization.

84214147 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7168, while the sum is 31.

The square root of 84214147 is about 9176.8266301593. The cubic root of 84214147 is about 438.3237651902.

The spelling of 84214147 in words is "eighty-four million, two hundred fourteen thousand, one hundred forty-seven".