4350685 has 4 divisors (see below), whose sum is σ = 5220828. Its totient is φ = 3480544.

The previous prime is 4350683. The next prime is 4350701. The reversal of 4350685 is 5860534.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5860534 = 2 ⋅2930267.

It can be written as a sum of positive squares in 2 ways, for example, as 887364 + 3463321 = 942^2 + 1861^2 .

It is a cyclic number.

It is not a de Polignac number, because 4350685 - 2¹ = 4350683 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

4350685 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4350683) by changing a digit.

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, 435064 + ... + 435073.

It is an arithmetic number, because the mean of its divisors is an integer number (1305207).

Almost surely, 2^4350685 is an apocalyptic number.

It is an amenable number.

4350685 is a deficient number, since it is larger than the sum of its proper divisors (870143).

4350685 is an equidigital number, since it uses as much as digits as its factorization.

4350685 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 870142.

The product of its (nonzero) digits is 14400, while the sum is 31.

The square root of 4350685 is about 2085.8295711779. The cubic root of 4350685 is about 163.2497582521.

The spelling of 4350685 in words is "four million, three hundred fifty thousand, six hundred eighty-five".