85175499 has 16 divisors (see below), whose sum is σ = 119799680. Its totient is φ = 53680320.

The previous prime is 85175479. The next prime is 85175501. The reversal of 85175499 is 99457158.

It is not a de Polignac number, because 85175499 - 2¹³ = 85167307 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (85175429) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31239 + ... + 33855.

It is an arithmetic number, because the mean of its divisors is an integer number (7487480).

Almost surely, 2^85175499 is an apocalyptic number.

85175499 is a deficient number, since it is larger than the sum of its proper divisors (34624181).

85175499 is a wasteful number, since it uses less digits than its factorization.

85175499 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3210.

The product of its digits is 453600, while the sum is 48.

The square root of 85175499 is about 9229.0573191415. The cubic root of 85175499 is about 439.9853628051.

The spelling of 85175499 in words is "eighty-five million, one hundred seventy-five thousand, four hundred ninety-nine".