4231085 has 4 divisors (see below), whose sum is σ = 5077308. Its totient is φ = 3384864.

The previous prime is 4231069. The next prime is 4231099. The reversal of 4231085 is 5801324.

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 896809 + 3334276 = 947^2 + 1826^2 .

It is a cyclic number.

It is not a de Polignac number, because 4231085 - 2⁴ = 4231069 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4231085.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 423104 + ... + 423113.

It is an arithmetic number, because the mean of its divisors is an integer number (1269327).

Almost surely, 2^4231085 is an apocalyptic number.

It is an amenable number.

4231085 is a deficient number, since it is larger than the sum of its proper divisors (846223).

4231085 is an equidigital number, since it uses as much as digits as its factorization.

4231085 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 846222.

The product of its (nonzero) digits is 960, while the sum is 23.

The square root of 4231085 is about 2056.9601357343. The cubic root of 4231085 is about 161.7399297138.

The spelling of 4231085 in words is "four million, two hundred thirty-one thousand, eighty-five".