73285 has 4 divisors (see below), whose sum is σ = 87948. Its totient is φ = 58624.

The previous prime is 73277. The next prime is 73291. The reversal of 73285 is 58237.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 56644 + 16641 = 238^2 + 129^2 .

It is a cyclic number.

It is not a de Polignac number, because 73285 - 2³ = 73277 is a prime.

It is a Duffinian number.

It is a plaindrome in base 15.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7324 + ... + 7333.

It is an arithmetic number, because the mean of its divisors is an integer number (21987).

2⁷³²⁸⁵ is an apocalyptic number.

It is an amenable number.

73285 is a deficient number, since it is larger than the sum of its proper divisors (14663).

73285 is a wasteful number, since it uses less digits than its factorization.

73285 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14662.

The product of its digits is 1680, while the sum is 25.

The square root of 73285 is about 270.7120241142. The cubic root of 73285 is about 41.8477099979.

The spelling of 73285 in words is "seventy-three thousand, two hundred eighty-five".