85560277 has 8 divisors (see below), whose sum is σ = 93426912. Its totient is φ = 77708400.

The previous prime is 85560271. The next prime is 85560331. The reversal of 85560277 is 77206558.

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

It is not a de Polignac number, because 85560277 - 2²³ = 77171669 is a prime.

It is a super-2 number, since 2×85560277² = 14641122000633458, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85560271) 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, 11002 + ... + 17092.

It is an arithmetic number, because the mean of its divisors is an integer number (11678364).

Almost surely, 2^85560277 is an apocalyptic number.

It is an amenable number.

85560277 is a deficient number, since it is larger than the sum of its proper divisors (7866635).

85560277 is a wasteful number, since it uses less digits than its factorization.

85560277 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7379.

The product of its (nonzero) digits is 117600, while the sum is 40.

The square root of 85560277 is about 9249.8798370573. The cubic root of 85560277 is about 440.6469082680.

The spelling of 85560277 in words is "eighty-five million, five hundred sixty thousand, two hundred seventy-seven".