85964667 has 4 divisors (see below), whose sum is σ = 114619560. Its totient is φ = 57309776.

The previous prime is 85964663. The next prime is 85964687. The reversal of 85964667 is 76646958.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 85964667 - 2² = 85964663 is a prime.

It is a super-3 number, since 3×85964667³ (a number of 25 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (85964663) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14327442 + ... + 14327447.

It is an arithmetic number, because the mean of its divisors is an integer number (28654890).

Almost surely, 2^85964667 is an apocalyptic number.

85964667 is a deficient number, since it is larger than the sum of its proper divisors (28654893).

85964667 is a wasteful number, since it uses less digits than its factorization.

85964667 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28654892.

The product of its digits is 2177280, while the sum is 51.

The square root of 85964667 is about 9271.7132720981. The cubic root of 85964667 is about 441.3400383369.

The spelling of 85964667 in words is "eighty-five million, nine hundred sixty-four thousand, six hundred sixty-seven".