4645385 has 4 divisors (see below), whose sum is σ = 5574468. Its totient is φ = 3716304.

The previous prime is 4645363. The next prime is 4645409. The reversal of 4645385 is 5835464.

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 2199289 + 2446096 = 1483^2 + 1564^2 .

It is a cyclic number.

It is not a de Polignac number, because 4645385 - 2¹⁰ = 4644361 is a prime.

It is a Duffinian 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, 464534 + ... + 464543.

It is an arithmetic number, because the mean of its divisors is an integer number (1393617).

Almost surely, 2^4645385 is an apocalyptic number.

It is an amenable number.

4645385 is a deficient number, since it is larger than the sum of its proper divisors (929083).

4645385 is an equidigital number, since it uses as much as digits as its factorization.

4645385 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 929082.

The product of its digits is 57600, while the sum is 35.

The square root of 4645385 is about 2155.3155221452. The cubic root of 4645385 is about 166.8555170435.

The spelling of 4645385 in words is "four million, six hundred forty-five thousand, three hundred eighty-five".