85667674 has 8 divisors (see below), whose sum is σ = 130419648. Its totient is φ = 42194460.

The previous prime is 85667671. The next prime is 85667689. The reversal of 85667674 is 47676658.

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

It is not an unprimeable number, because it can be changed into a prime (85667671) 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, 319522 + ... + 319789.

It is an arithmetic number, because the mean of its divisors is an integer number (16302456).

Almost surely, 2^85667674 is an apocalyptic number.

85667674 is a deficient number, since it is larger than the sum of its proper divisors (44751974).

85667674 is a wasteful number, since it uses less digits than its factorization.

85667674 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 639380.

The product of its digits is 1693440, while the sum is 49.

The square root of 85667674 is about 9255.6833351190. The cubic root of 85667674 is about 440.8312008343.

The spelling of 85667674 in words is "eighty-five million, six hundred sixty-seven thousand, six hundred seventy-four".