920085 has 8 divisors (see below), whose sum is σ = 1472160. Its totient is φ = 490704.

The previous prime is 920053. The next prime is 920107. The reversal of 920085 is 580029.

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

It is not a de Polignac number, because 920085 - 2⁵ = 920053 is a prime.

It is a Curzon number.

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 920085.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30655 + ... + 30684.

It is an arithmetic number, because the mean of its divisors is an integer number (184020).

2⁹²⁰⁰⁸⁵ is an apocalyptic number.

It is an amenable number.

920085 is a deficient number, since it is larger than the sum of its proper divisors (552075).

920085 is a wasteful number, since it uses less digits than its factorization.

920085 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61347.

The product of its (nonzero) digits is 720, while the sum is 24.

The square root of 920085 is about 959.2106129521. The cubic root of 920085 is about 97.2618778213.

The spelling of 920085 in words is "nine hundred twenty thousand, eighty-five".