84946189 has 2 divisors, whose sum is σ = 84946190. Its totient is φ = 84946188.

The previous prime is 84946177. The next prime is 84946201. The reversal of 84946189 is 98164948.

It is a balanced prime because it is at equal distance from previous prime (84946177) and next prime (84946201).

It can be written as a sum of positive squares in only one way, i.e., 67930564 + 17015625 = 8242^2 + 4125^2 .

It is a cyclic number.

It is not a de Polignac number, because 84946189 - 2⁹ = 84945677 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (84946159) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42473094 + 42473095.

It is an arithmetic number, because the mean of its divisors is an integer number (42473095).

Almost surely, 2^84946189 is an apocalyptic number.

It is an amenable number.

84946189 is a deficient number, since it is larger than the sum of its proper divisors (1).

84946189 is an equidigital number, since it uses as much as digits as its factorization.

84946189 is an evil number, because the sum of its binary digits is even.

The product of its digits is 497664, while the sum is 49.

The square root of 84946189 is about 9216.6256840560. The cubic root of 84946189 is about 439.5901641779.

The spelling of 84946189 in words is "eighty-four million, nine hundred forty-six thousand, one hundred eighty-nine".