85964238 has 12 divisors (see below), whose sum is σ = 186255888. Its totient is φ = 28654740.

The previous prime is 85964233. The next prime is 85964261. The reversal of 85964238 is 83246958.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 85964193 and 85964202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85964233) 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 5 ways as a sum of consecutive naturals, for example, 2387878 + ... + 2387913.

It is an arithmetic number, because the mean of its divisors is an integer number (15521324).

Almost surely, 2^85964238 is an apocalyptic number.

85964238 is an abundant number, since it is smaller than the sum of its proper divisors (100291650).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

85964238 is a wasteful number, since it uses less digits than its factorization.

85964238 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4775799 (or 4775796 counting only the distinct ones).

The product of its digits is 414720, while the sum is 45.

The square root of 85964238 is about 9271.6901371864. The cubic root of 85964238 is about 441.3393041779.

The spelling of 85964238 in words is "eighty-five million, nine hundred sixty-four thousand, two hundred thirty-eight".