84686353 has 2 divisors, whose sum is σ = 84686354. Its totient is φ = 84686352.

The previous prime is 84686323. The next prime is 84686359. The reversal of 84686353 is 35368648.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 46949904 + 37736449 = 6852^2 + 6143^2 .

It is a cyclic number.

It is not a de Polignac number, because 84686353 - 2⁵ = 84686321 is a prime.

It is not a weakly prime, because it can be changed into another prime (84686359) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42343176 + 42343177.

It is an arithmetic number, because the mean of its divisors is an integer number (42343177).

Almost surely, 2^84686353 is an apocalyptic number.

It is an amenable number.

84686353 is a deficient number, since it is larger than the sum of its proper divisors (1).

84686353 is an equidigital number, since it uses as much as digits as its factorization.

84686353 is an evil number, because the sum of its binary digits is even.

The product of its digits is 414720, while the sum is 43.

The square root of 84686353 is about 9202.5188399698. The cubic root of 84686353 is about 439.1414957883.

The spelling of 84686353 in words is "eighty-four million, six hundred eighty-six thousand, three hundred fifty-three".