85068657 has 16 divisors (see below), whose sum is σ = 128407680. Its totient is φ = 55641456.

The previous prime is 85068653. The next prime is 85068667. The reversal of 85068657 is 75686058.

It is not a de Polignac number, because 85068657 - 2² = 85068653 is a prime.

It is not an unprimeable number, because it can be changed into a prime (85068653) 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 in 15 ways as a sum of consecutive naturals, for example, 28293 + ... + 31154.

It is an arithmetic number, because the mean of its divisors is an integer number (8025480).

Almost surely, 2^85068657 is an apocalyptic number.

It is an amenable number.

85068657 is a deficient number, since it is larger than the sum of its proper divisors (43339023).

85068657 is a wasteful number, since it uses less digits than its factorization.

85068657 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59509 (or 59503 counting only the distinct ones).

The product of its (nonzero) digits is 403200, while the sum is 45.

The square root of 85068657 is about 9223.2671543223. The cubic root of 85068657 is about 439.8013169782.

The spelling of 85068657 in words is "eighty-five million, sixty-eight thousand, six hundred fifty-seven".