84708259 has 2 divisors, whose sum is σ = 84708260. Its totient is φ = 84708258.

The previous prime is 84708187. The next prime is 84708269. The reversal of 84708259 is 95280748.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 84708259 - 2²⁵ = 51153827 is a prime.

It is a super-2 number, since 2×84708259² = 14350978285622162, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (84708269) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42354129 + 42354130.

It is an arithmetic number, because the mean of its divisors is an integer number (42354130).

Almost surely, 2^84708259 is an apocalyptic number.

84708259 is a deficient number, since it is larger than the sum of its proper divisors (1).

84708259 is an equidigital number, since it uses as much as digits as its factorization.

84708259 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 161280, while the sum is 43.

The square root of 84708259 is about 9203.7089806230. The cubic root of 84708259 is about 439.1793570805.

The spelling of 84708259 in words is "eighty-four million, seven hundred eight thousand, two hundred fifty-nine".