4644434 has 8 divisors (see below), whose sum is σ = 7376508. Its totient is φ = 2185600.

The previous prime is 4644433. The next prime is 4644463. The reversal of 4644434 is 4344464.

It can be written as a sum of positive squares in 2 ways, for example, as 4635409 + 9025 = 2153^2 + 95^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 4644397 and 4644406.

It is not an unprimeable number, because it can be changed into a prime (4644433) 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, 68267 + ... + 68334.

Almost surely, 2^4644434 is an apocalyptic number.

4644434 is a deficient number, since it is larger than the sum of its proper divisors (2732074).

4644434 is a wasteful number, since it uses less digits than its factorization.

4644434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136620.

The product of its digits is 18432, while the sum is 29.

The square root of 4644434 is about 2155.0948935024. The cubic root of 4644434 is about 166.8441300845.

Adding to 4644434 its reverse (4344464), we get a palindrome (8988898).

The spelling of 4644434 in words is "four million, six hundred forty-four thousand, four hundred thirty-four".