84682651 has 2 divisors, whose sum is σ = 84682652. Its totient is φ = 84682650.

The previous prime is 84682643. The next prime is 84682657. The reversal of 84682651 is 15628648.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 84682651 - 2³ = 84682643 is a prime.

It is not a weakly prime, because it can be changed into another prime (84682657) 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 as a sum of consecutive naturals, namely, 42341325 + 42341326.

It is an arithmetic number, because the mean of its divisors is an integer number (42341326).

Almost surely, 2^84682651 is an apocalyptic number.

84682651 is a deficient number, since it is larger than the sum of its proper divisors (1).

84682651 is an equidigital number, since it uses as much as digits as its factorization.

84682651 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 92160, while the sum is 40.

The square root of 84682651 is about 9202.3176971891. The cubic root of 84682651 is about 439.1350967820.

The spelling of 84682651 in words is "eighty-four million, six hundred eighty-two thousand, six hundred fifty-one".