85999192 has 16 divisors (see below), whose sum is σ = 170733960. Its totient is φ = 40470144.

The previous prime is 85999189. The next prime is 85999201. The reversal of 85999192 is 29199958.

It is a super-2 number, since 2×85999192² = 14791722049305728, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 316038 + ... + 316309.

Almost surely, 2^85999192 is an apocalyptic number.

It is an amenable number.

85999192 is a deficient number, since it is larger than the sum of its proper divisors (84734768).

85999192 is a wasteful number, since it uses less digits than its factorization.

85999192 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 632370 (or 632366 counting only the distinct ones).

The product of its digits is 524880, while the sum is 52.

The square root of 85999192 is about 9273.5749309530. The cubic root of 85999192 is about 441.3991138693.

The spelling of 85999192 in words is "eighty-five million, nine hundred ninety-nine thousand, one hundred ninety-two".