85914578 has 16 divisors (see below), whose sum is σ = 134217216. Its totient is φ = 41200320.

The previous prime is 85914571. The next prime is 85914589. The reversal of 85914578 is 87541958.

It is not an unprimeable number, because it can be changed into a prime (85914571) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 875 + ... + 13137.

It is an arithmetic number, because the mean of its divisors is an integer number (8388576).

Almost surely, 2^85914578 is an apocalyptic number.

85914578 is a deficient number, since it is larger than the sum of its proper divisors (48302638).

85914578 is a wasteful number, since it uses less digits than its factorization.

85914578 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12409.

The product of its digits is 403200, while the sum is 47.

The square root of 85914578 is about 9269.0117056782. The cubic root of 85914578 is about 441.2543032053.

The spelling of 85914578 in words is "eighty-five million, nine hundred fourteen thousand, five hundred seventy-eight".