85656323 has 8 divisors (see below), whose sum is σ = 86254560. Its totient is φ = 85060800.

The previous prime is 85656287. The next prime is 85656331. The reversal of 85656323 is 32365658.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-85656323 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (85656223) 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, 142223 + ... + 142823.

It is an arithmetic number, because the mean of its divisors is an integer number (10781820).

Almost surely, 2^85656323 is an apocalyptic number.

85656323 is a deficient number, since it is larger than the sum of its proper divisors (598237).

85656323 is a wasteful number, since it uses less digits than its factorization.

85656323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1357.

The product of its digits is 129600, while the sum is 38.

The square root of 85656323 is about 9255.0701239915. The cubic root of 85656323 is about 440.8117298727.

The spelling of 85656323 in words is "eighty-five million, six hundred fifty-six thousand, three hundred twenty-three".