85038259 has 2 divisors, whose sum is σ = 85038260. Its totient is φ = 85038258.

The previous prime is 85038253. The next prime is 85038271. The reversal of 85038259 is 95283058.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-85038259 is a prime.

It is not a weakly prime, because it can be changed into another prime (85038253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42519129 + 42519130.

It is an arithmetic number, because the mean of its divisors is an integer number (42519130).

Almost surely, 2^85038259 is an apocalyptic number.

85038259 is a deficient number, since it is larger than the sum of its proper divisors (1).

85038259 is an equidigital number, since it uses as much as digits as its factorization.

85038259 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 86400, while the sum is 40.

The square root of 85038259 is about 9221.6191094623. The cubic root of 85038259 is about 439.7489252841.

The spelling of 85038259 in words is "eighty-five million, thirty-eight thousand, two hundred fifty-nine".