4650865 has 4 divisors (see below), whose sum is σ = 5581044. Its totient is φ = 3720688.

The previous prime is 4650857. The next prime is 4650869. The reversal of 4650865 is 5680564.

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 2436721 + 2214144 = 1561^2 + 1488^2 .

It is a cyclic number.

It is not a de Polignac number, because 4650865 - 2³ = 4650857 is a prime.

It is an Ulam number.

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 4650865.

It is not an unprimeable number, because it can be changed into a prime (4650869) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 465082 + ... + 465091.

It is an arithmetic number, because the mean of its divisors is an integer number (1395261).

Almost surely, 2^4650865 is an apocalyptic number.

It is an amenable number.

4650865 is a deficient number, since it is larger than the sum of its proper divisors (930179).

4650865 is an equidigital number, since it uses as much as digits as its factorization.

4650865 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 930178.

The product of its (nonzero) digits is 28800, while the sum is 34.

The square root of 4650865 is about 2156.5864230306. The cubic root of 4650865 is about 166.9211024879.

The spelling of 4650865 in words is "four million, six hundred fifty thousand, eight hundred sixty-five".