4644091 has 6 divisors (see below), whose sum is σ = 4855340. Its totient is φ = 4441668.

The previous prime is 4644061. The next prime is 4644097. The reversal of 4644091 is 1904464.

It is not a de Polignac number, because 4644091 - 2⁷ = 4643963 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4644097) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3861 + ... + 4918.

Almost surely, 2^4644091 is an apocalyptic number.

4644091 is a deficient number, since it is larger than the sum of its proper divisors (211249).

4644091 is an equidigital number, since it uses as much as digits as its factorization.

4644091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8825 (or 8802 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 28.

The square root of 4644091 is about 2155.0153131707. The cubic root of 4644091 is about 166.8400227346.

The spelling of 4644091 in words is "four million, six hundred forty-four thousand, ninety-one".