85272959 has 4 divisors (see below), whose sum is σ = 85645560. Its totient is φ = 84900360.

The previous prime is 85272953. The next prime is 85272973. The reversal of 85272959 is 95927258.

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 85272959 - 2²⁴ = 68495743 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85272953) 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, 185957 + ... + 186414.

It is an arithmetic number, because the mean of its divisors is an integer number (21411390).

Almost surely, 2^85272959 is an apocalyptic number.

85272959 is a deficient number, since it is larger than the sum of its proper divisors (372601).

85272959 is a wasteful number, since it uses less digits than its factorization.

85272959 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 372600.

The product of its digits is 453600, while the sum is 47.

The square root of 85272959 is about 9234.3358721675. The cubic root of 85272959 is about 440.1531130352.

The spelling of 85272959 in words is "eighty-five million, two hundred seventy-two thousand, nine hundred fifty-nine".