85471235 has 8 divisors (see below), whose sum is σ = 104304240. Its totient is φ = 67217824.

The previous prime is 85471219. The next prime is 85471237. The reversal of 85471235 is 53217458.

It is a happy number.

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 85471235 - 2⁴ = 85471219 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 85471195 and 85471204.

It is not an unprimeable number, because it can be changed into a prime (85471237) 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, 144572 + ... + 145161.

It is an arithmetic number, because the mean of its divisors is an integer number (13038030).

Almost surely, 2^85471235 is an apocalyptic number.

85471235 is a deficient number, since it is larger than the sum of its proper divisors (18833005).

85471235 is a wasteful number, since it uses less digits than its factorization.

85471235 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 289797.

The product of its digits is 33600, while the sum is 35.

The square root of 85471235 is about 9245.0654405472. The cubic root of 85471235 is about 440.4939957944.

The spelling of 85471235 in words is "eighty-five million, four hundred seventy-one thousand, two hundred thirty-five".