85458099 has 16 divisors (see below), whose sum is σ = 124809120. Its totient is φ = 51770880.

The previous prime is 85458097. The next prime is 85458127. The reversal of 85458099 is 99085458.

It is a happy number.

It is not a de Polignac number, because 85458099 - 2¹ = 85458097 is a prime.

It is not an unprimeable number, because it can be changed into a prime (85458091) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27412 + ... + 30369.

It is an arithmetic number, because the mean of its divisors is an integer number (7800570).

Almost surely, 2^85458099 is an apocalyptic number.

85458099 is a deficient number, since it is larger than the sum of its proper divisors (39351021).

85458099 is a wasteful number, since it uses less digits than its factorization.

85458099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57830.

The product of its (nonzero) digits is 518400, while the sum is 48.

The square root of 85458099 is about 9244.3549802028. The cubic root of 85458099 is about 440.4714282582.

The spelling of 85458099 in words is "eighty-five million, four hundred fifty-eight thousand, ninety-nine".