84966943 has 2 divisors, whose sum is σ = 84966944. Its totient is φ = 84966942.

The previous prime is 84966941. The next prime is 84966967. The reversal of 84966943 is 34966948.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 84966943 - 2¹ = 84966941 is a prime.

Together with 84966941, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (84966941) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42483471 + 42483472.

It is an arithmetic number, because the mean of its divisors is an integer number (42483472).

Almost surely, 2^84966943 is an apocalyptic number.

84966943 is a deficient number, since it is larger than the sum of its proper divisors (1).

84966943 is an equidigital number, since it uses as much as digits as its factorization.

84966943 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1119744, while the sum is 49.

The square root of 84966943 is about 9217.7515154185. The cubic root of 84966943 is about 439.6259613944.

The spelling of 84966943 in words is "eighty-four million, nine hundred sixty-six thousand, nine hundred forty-three".