4644323 has 4 divisors (see below), whose sum is σ = 4709808. Its totient is φ = 4578840.

The previous prime is 4644319. The next prime is 4644329. The reversal of 4644323 is 3234464.

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

It is a cyclic number.

It is not a de Polignac number, because 4644323 - 2² = 4644319 is a prime.

It is a super-2 number, since 2×4644323² = 43139472256658, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4644292 and 4644301.

It is not an unprimeable number, because it can be changed into a prime (4644329) 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, 32636 + ... + 32777.

It is an arithmetic number, because the mean of its divisors is an integer number (1177452).

Almost surely, 2^4644323 is an apocalyptic number.

4644323 is a deficient number, since it is larger than the sum of its proper divisors (65485).

4644323 is an equidigital number, since it uses as much as digits as its factorization.

4644323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65484.

The product of its digits is 6912, while the sum is 26.

The square root of 4644323 is about 2155.0691404222. The cubic root of 4644323 is about 166.8428009059.

Adding to 4644323 its reverse (3234464), we get a palindrome (7878787).

The spelling of 4644323 in words is "four million, six hundred forty-four thousand, three hundred twenty-three".