85549612 has 6 divisors (see below), whose sum is σ = 149711828. Its totient is φ = 42774804.

The previous prime is 85549601. The next prime is 85549619. The reversal of 85549612 is 21694558.

It is a super-2 number, since 2×85549612² = 14637472226701088, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (85549619) by changing a digit.

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 as a sum of consecutive naturals, namely, 10693698 + ... + 10693705.

Almost surely, 2^85549612 is an apocalyptic number.

It is an amenable number.

85549612 is a deficient number, since it is larger than the sum of its proper divisors (64162216).

85549612 is a wasteful number, since it uses less digits than its factorization.

85549612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21387407 (or 21387405 counting only the distinct ones).

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

The square root of 85549612 is about 9249.3033251159. The cubic root of 85549612 is about 440.6285987802.

The spelling of 85549612 in words is "eighty-five million, five hundred forty-nine thousand, six hundred twelve".