85384623 has 8 divisors (see below), whose sum is σ = 115776000. Its totient is φ = 55958168.

The previous prime is 85384619. The next prime is 85384639. The reversal of 85384623 is 32648358.

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

It is a cyclic number.

It is not a de Polignac number, because 85384623 - 2² = 85384619 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85385623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 241023 + ... + 241376.

It is an arithmetic number, because the mean of its divisors is an integer number (14472000).

Almost surely, 2^85384623 is an apocalyptic number.

85384623 is a deficient number, since it is larger than the sum of its proper divisors (30391377).

85384623 is a wasteful number, since it uses less digits than its factorization.

85384623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 482461.

The product of its digits is 138240, while the sum is 39.

The square root of 85384623 is about 9240.3800246527. The cubic root of 85384623 is about 440.3451544511.

The spelling of 85384623 in words is "eighty-five million, three hundred eighty-four thousand, six hundred twenty-three".