84867361 has 2 divisors, whose sum is σ = 84867362. Its totient is φ = 84867360.

The previous prime is 84867347. The next prime is 84867373. The reversal of 84867361 is 16376848.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 73205136 + 11662225 = 8556^2 + 3415^2 .

It is a cyclic number.

It is not a de Polignac number, because 84867361 - 2⁵ = 84867329 is a prime.

It is not a weakly prime, because it can be changed into another prime (84867061) 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, 42433680 + 42433681.

It is an arithmetic number, because the mean of its divisors is an integer number (42433681).

Almost surely, 2^84867361 is an apocalyptic number.

It is an amenable number.

84867361 is a deficient number, since it is larger than the sum of its proper divisors (1).

84867361 is an equidigital number, since it uses as much as digits as its factorization.

84867361 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 193536, while the sum is 43.

The square root of 84867361 is about 9212.3482891172. The cubic root of 84867361 is about 439.4541457638.

The spelling of 84867361 in words is "eighty-four million, eight hundred sixty-seven thousand, three hundred sixty-one".