85310 has 16 divisors (see below), whose sum is σ = 162000. Its totient is φ = 32256.

The previous prime is 85303. The next prime is 85313. The reversal of 85310 is 1358.

85310 = T₄ + T₅ + ... + T₇₉.

It is a super-2 number, since 2×85310² = 14555592200, which contains 22 as substring.

It is a nialpdrome in base 10.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 85310.

It is not an unprimeable number, because it can be changed into a prime (85313) 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, 35 + ... + 414.

It is an arithmetic number, because the mean of its divisors is an integer number (10125).

2⁸⁵³¹⁰ is an apocalyptic number.

85310 is a deficient number, since it is larger than the sum of its proper divisors (76690).

85310 is a wasteful number, since it uses less digits than its factorization.

85310 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 475.

The product of its (nonzero) digits is 120, while the sum is 17.

The square root of 85310 is about 292.0787565024. The cubic root of 85310 is about 44.0216835273.

Adding to 85310 its reverse (1358), we get a palindrome (86668).

The spelling of 85310 in words is "eighty-five thousand, three hundred ten".