85199158 has 16 divisors (see below), whose sum is σ = 144225360. Its totient is φ = 37391200.

The previous prime is 85199141. The next prime is 85199201.

85199158 is nontrivially palindromic in base 10.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 66133 + ... + 67408.

It is an arithmetic number, because the mean of its divisors is an integer number (9014085).

Almost surely, 2^85199158 is an apocalyptic number.

85199158 is a deficient number, since it is larger than the sum of its proper divisors (59026202).

85199158 is a wasteful number, since it uses less digits than its factorization.

85199158 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133583.

The product of its digits is 129600, while the sum is 46.

The square root of 85199158 is about 9230.3389970250. The cubic root of 85199158 is about 440.0260969370.

The spelling of 85199158 in words is "eighty-five million, one hundred ninety-nine thousand, one hundred fifty-eight".