85331678 has 8 divisors (see below), whose sum is σ = 128037672. Its totient is φ = 42652456.

The previous prime is 85331677. The next prime is 85331693. The reversal of 85331678 is 87613358.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85331677) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6401 + ... + 14547.

It is an arithmetic number, because the mean of its divisors is an integer number (16004709).

Almost surely, 2^85331678 is an apocalyptic number.

85331678 is a deficient number, since it is larger than the sum of its proper divisors (42705994).

85331678 is a wasteful number, since it uses less digits than its factorization.

85331678 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13386.

The product of its digits is 120960, while the sum is 41.

The square root of 85331678 is about 9237.5147090546. The cubic root of 85331678 is about 440.2541197351.

The spelling of 85331678 in words is "eighty-five million, three hundred thirty-one thousand, six hundred seventy-eight".